Category: Mathematics Analysis

  • [Solved] Discussion 2: Using Spreadsheets

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    Many people are familiar with the concept of spreadsheets and other people are totally terrified of them. This question can let the experienced users help the beginners, while the beginners can explain why they are beginners. Respond to **one and only one** of the following questions in a **minimum*…

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    Many people are familiar with the concept of spreadsheets and other people are totally terrified of them. This question can let the experienced users help the beginners, while the beginners can explain why they are beginners.

    Respond to **one and only one** of  the following questions in a **minimum** of 175 words and a **maximum** of 250 words: **Deductions will be made for answering more than one prompt and for not meeting the word count.** I definitely want to focus on the majority of the class that is really "green" in terms of spreadsheet use.

    Typically in this class there are **many students who are unfamiliar with spreadsheets.** If you want to discuss more sophisticated uses, wait until you are replying to a post. Responses to this question should cover only the fundamental ideas. Don't forget to answer all of the parts of the question that you choose.

    1. What is one feature related to spreadsheets that you found interesting and potentially helpful to a **new** user? How can you envision using that feature? It **must** be something that was covered in the **week's reading** and **not** a feature you found somewhere else. If you are a new user, it should be something that you think will help you. If you are an experienced user, it should be a feature that you think a **new user** would use. By new user **I mean somebody who has not used a spreadsheet before,** so concepts like conditional formatting, pivot tables, and other neat tools that help the experienced user will not help a total beginner, so keep to the basics related to setting up a spreadsheet and doing elementary operations.
    2. **If you have used spreadsheets before**, how have you used them? Do you have a way of using spreadsheets that might not be obvious to people? Think in particular about spreadsheet that don't make complex calculations, but end up with useful information. There are a number of ways that spreadsheets can be used which don't have anything to do with calculations. I want people to know that mathematics is not just a way of calculating, but more a way of thinking and solving problems.
    3. **If you have not used spreadsheets before** why is that the case? What do you think might be a way for you to make use of them based on what we have learned about them this week? How might you teach yourself how to use a spreadsheet?

    – 2 years ago

  • [Solved] Describing Steps in solving a Linear Inequality

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    – 2 years ago **files (1)** – ## DescribestepsinSolvingaLinearInequality-updated7-13-22online1.pdf **## DescribestepsinSolvingaLinearInequality-updated7-13-22online1.pdf** Name:__________________ Describing Steps in solving a Linear Inequality Below you will find the completed step…

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    – 2 years ago

    **files (1)**

    – ## DescribestepsinSolvingaLinearInequality-updated7-13-22online1.pdf

    **## DescribestepsinSolvingaLinearInequality-updated7-13-22online1.pdf**

    Name:__________________
    Describing Steps in solving a Linear Inequality

    Below you will find the completed steps to a problem with directions “Solve the linear inequality, show the

    solution on a number line, and write the solution in interval notation.” Write a description of what happened in

    each step and answer the questions.

    Solve the linear inequality
    1. 4(𝑥 − 3) < 2 − 3(3𝑥 − 4)

    2. 4𝑥 − 12 < 2 − 9𝑥 + 12

    3. 4𝑥 − 12 < −9𝑥 + 14

    4. 13𝑥 − 12 < 14

    5. 13𝑥 < 26

    6. 𝑥 < 2

    a) From step one to step two:

    b) From step two to step three:

    c) From step three to step four:

    d) From step four to step five:

    e) From step five to step six:

    Number line solution
    Step one: place a ( or a [.

    f) A parenthesis was placed on the line, is this
    correct? Why or why not?

    Step two: shade


    g) The line was shaded to the left, is this

    correct? Why or why not?



    Interval notation
    𝐴. (−∞, 2], 𝐵. (−∞, 2)

    𝐶. [2, ∞) 𝐷. (2, ∞)


    h) Which is the correct interval notation and
    why? (Describe each parenthesis and/or
    bracket and infinity in your explanation.)

    **## DescribestepsinSolvingaLinearInequality-updated7-13-22online1.pdf**

    Name:__________________
    Describing Steps in solving a Linear Inequality

    Below you will find the completed steps to a problem with directions “Solve the linear inequality, show the

    solution on a number line, and write the solution in interval notation.” Write a description of what happened in

    each step and answer the questions.


    Solve the linear inequality
    1. 4(𝑥 − 3) < 2 − 3(3𝑥 − 4)

    2. 4𝑥 − 12 < 2 − 9𝑥 + 12

    3. 4𝑥 − 12 < −9𝑥 + 14

    4. 13𝑥 − 12 < 14

    5. 13𝑥 < 26

    6. 𝑥 < 2

    a) From step one to step two:




    b) From step two to step three:




    c) From step three to step four:




    d) From step four to step five:




    e) From step five to step six:




    Number line solution
    Step one: place a ( or a [.

    f) A parenthesis was placed on the line, is this
    correct? Why or why not?

    Step two: shade


    g) The line was shaded to the left, is this

    correct? Why or why not?



    Interval notation
    𝐴. (−∞, 2], 𝐵. (−∞, 2)

    𝐶. [2, ∞) 𝐷. (2, ∞)


    h) Which is the correct interval notation and
    why? (Describe each parenthesis and/or
    bracket and infinity in your explanation.)

  • [Solved] Module 3: Probability

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    [>Statistics homework help](https://www.sweetstudy.com/fields/mathematics-statistics) With the data presented here and in your readings in this module : – Express in probability terms the probability of each variable (age, height, weight, & BMI) – In the following graphs, with the additional data, m…

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    Assignment Prompt & Instructions

    [>Statistics homework help](https://www.sweetstudy.com/fields/mathematics-statistics)

    With the data presented here and in your readings in this module :

    – Express in probability terms the probability of each variable (age, height, weight, & BMI)
    – In the following graphs, with the additional data, mark the possible value of the mean in the graph of age, height, weight, BMI

    **Descriptive Statistics**

    **AGE**

    **HEIGHT**

    **WEIGHT**

    **BMI**

    Valid

    69

    69

    69

    69

    Missing

    0

    0

    0

    0

    Mean

    45.928

    1.689

    78.837

    27.552

    Std. Deviation

    9.753

    0.068

    14.984

    4.602

    Minimum

    27.000

    1.570

    45.900

    17.070

    Maximum

    71.000

    1.930

    144.000

    45.450

    – 2 years ago

  • [Solved] Mathematics Homework

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    In-depth study guidance and analytical solution covering Mathematics Homework.

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    Full assignment prompt and step-by-step guidance are included in the downloadable solution file.

  • [Solved] Determine the interval of 95% confidence for the average heights of the population using the following information:

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    [>Statistics homework help](https://www.sweetstudy.com/fields/mathematics-statistics) The average height of a random sample of 400 people from a city is 1.75 m. It is known that the heights of the population are random variables that follow a normal distribution with a variance of 0.16. **Confidence…

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    Assignment Prompt & Instructions

    [>Statistics homework help](https://www.sweetstudy.com/fields/mathematics-statistics)

    The average height of a random sample of 400 people from a city is 1.75 m. It is known that the heights of the population are random variables that follow a normal distribution with a variance of 0.16.

    **Confidence Interval Formula = ( x̄ – z * ơ / √n) to ( x̄ + z * ơ / √n)**

    **Submission Instructions:**

    – Submit your assignment by 11:59 pm ET on Sunday.
    – Contribute a minimum of 2 pages. It should include at least 3 academic sources, formatted and cited in APA.

    – [\
    \
    Module4assignment1bioestadistics.HEIC](https://www.sweetstudy.com/files/module4assignment1bioestadistics-heic "Module4assignment1bioestadistics.HEIC")

    – 2 years ago

  • [Solved] Prepare a Two Sample t-test in Excel Links to an external site. using the following information:

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    [>Statistics homework help](https://www.sweetstudy.com/fields/mathematics-statistics) Prepare a Two Sample t-test in [ExcelLinks to an external site.](https://www.statology.org/paired-samples-t-test-excel/#:~:text=How%20to%20Conduct%20a%20Paired%20Samples%20t-Test%20in,…%204%20Step%204%3A%20Interp…

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    Assignment Prompt & Instructions

    [>Statistics homework help](https://www.sweetstudy.com/fields/mathematics-statistics)

    Prepare a Two Sample t-test in [ExcelLinks to an external site.](https://www.statology.org/paired-samples-t-test-excel/#:~:text=How%20to%20Conduct%20a%20Paired%20Samples%20t-Test%20in,…%204%20Step%204%3A%20Interpret%20the%20results.%20) using the following information:

    Suppose we want to know whether or not the mean weight between two different species of turtles is equal. To test this, perform a two sample t-test at significance level α = 0.05.

    **Sample 1:**

    – Sample size n1 = 40
    – Sample mean weight x1 = 300
    – Sample standard deviation s1 = 18.5

    **Sample 2:**

    – Sample size n2 = 38
    – Sample mean weight x2 = 305
    – Sample standard deviation s2 = 16.7

    _**(Refer back to The Independent Samples T-Test link in this week’s lecture material).**_

    **Submission Instructions:**

    – Submit your assignment by 11:59 pm ET on Sunday.
    – Contribute a minimum of 2 pages. It should include at least 3 academic sources, formatted and cited in APA.

    – [\
    \
    Module4assignment1.HEIC](https://www.sweetstudy.com/files/module4assignment1-heic "Module4assignment1.HEIC")

    – 2 years ago

  • [Solved] Week 3 – Discussion: Write an Equation and an Expression

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    Discussion Requirement Reminders: _As part of your learning experience, active participation in discussions is essential. An important part of the final grade will be based on your participation. You will be evaluated on the quality and quantity of your participation in the discussion forum that cor…

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    Assignment Prompt & Instructions

    Discussion Requirement Reminders:

    _As part of your learning experience, active participation in discussions is essential. An important part of the final grade will be based on your participation. You will be evaluated on the quality and quantity of your participation in the discussion forum that corresponds to the grading rubric._

    _The initial post and responses should be in your own words and demonstrate critical thinking, analysis, and expected level of knowledge. Initial posts and replies should be in complete sentences and in paragraph form. You should not have bullet points as they are not in complete sentences or paragraph form. Copy-pasting may result in a zero._

    _To meet the minimum participation requirements, you will post relevant content 3 different days during the week. The first post is due by day four of the week by 11:59PM, Eastern Time. Once you make the initial post, you will see other people’s posts. You will post replies on at least two additional days by day seven of the week by 11:59PM, Eastern Time._

    Instructions for the initial post:

    **Write an equation** for your peers to solve **AND an expression** for your peers to simplify, each of which **requires more than one single step** to complete. Your problems should be numbered and in one single post. Please make sure to label the expression and the equation correctly.

    In addition, **discuss your equation and your expression** a bit. How many variables are involved in each one? Do you expect either one of them to be a bit difficult to solve or simplify? **Share a hint** for each to get your classmates started.

    – 2 years ago

  • [Solved] Company Analysis

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    [>Numerical analysis homework help](https://www.sweetstudy.com/fields/mathematics-numerical-analysis) , you will research how to evaluate stocks as an investment option and complete a company analysis using the provided template. You will start by selecting two companies to determine how free cash f…

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    [>Numerical analysis homework help](https://www.sweetstudy.com/fields/mathematics-numerical-analysis)

    , you will research how to evaluate stocks as an investment option and complete a company analysis using the provided template. You will start by selecting two companies to determine how free cash flow impacts their growth potential. Then you will select three competitors in the same industry to perform a company analysis. The point of this assignment is to practice finding and analyzing company financial information.

    – 2 years ago

  • [Solved] Case Study: Expanding Business Operations in Barcelona

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    [>Probability homework help](https://www.sweetstudy.com/fields/mathematics-probability) **Task** • individual• Submission format: pdf or doc file **Formalities:** • Wordcount: no more than 2000 words• Cover, Table of Contents, References and Appendix are excluded of the total wordcount.• Font: Arial…

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    [>Probability homework help](https://www.sweetstudy.com/fields/mathematics-probability)

    **Task**

    • individual• Submission format: pdf or doc file

    **Formalities:**

    • Wordcount: no more than 2000 words• Cover, Table of Contents, References and Appendix are excluded of the total wordcount.• Font: Arial 12,5 pts. • Text alignment: Justified.• The in-text References and the Bibliography have to be in Harvard’s citation style.

    **CASE** **INSTRUCTIONS:**

    **Case Study: Expanding Business Operations in Barcelona**

    Company XYZ, a local coffee shop chain based in Barcelona, is considering expanding its operations by opening a new flagship store. The goal is to increase brand visibility and market share in a competitive environment. The decision involves several uncertainties, and the company's management must weigh different options carefully using a decision tree.

    **The Decision:**

    Should XYZ proceed with opening the new store?

    **Key Considerations:**

    The management identifies two major uncertainties that will influence the decision:

    **First is the state of the economy:**

    **Strong Economy:** There’s a 60% chance the economy will be strong, leading to increased consumer spending.

    **Weak Economy:** There’s a 40% chance the economy will weaken, which could negatively impact consumer spending.

    **Second is the demand for** **premium** **coffee:**

    **High Demand:** A 70% chance that there will be strong demand for premium coffee, benefiting XYZ's upscale offerings.

    **Low Demand:** A 30% chance that demand for premium coffee will be low, potentially reducing the profitability of XYZ’s premium products.

    **Demand** **forecasts are the following:**

    The expected demand for each scenario is projected as follows (in terms of annual revenue):

    • **Strong Economy & High Demand:** €1.2 million in annual revenue.• **Strong Economy & Low Demand:** €800,000 in annual revenue.• **Weak Economy & High Demand:** €700,000 in annual revenue.• **Weak Economy & Low Demand:** €400,000 in annual revenue.

    **Costs:**

    • The upfront investment to open the new store is €500,000.• Maintaining the current operations incurs no additional cost

    **Decision Tree Analysis:**

    Management needs to assess whether to proceed with opening the new store or just maintain current operations. For each scenario, students should use the probabilities and revenue projections to calculate the expected value of each option and recommend the best course of action.

    **You should perform the following tasks:**

    1. Create a decision tree that incorporates the two sources of uncertainty and their respective probabilities.

    2. Calculate the expected value for each branch of the decision tree.

    3. Based on the analysis, recommend whether XYZ should proceed with the expansion or not.

    **Submission:** 26th of January, Time 23:59.

    **Weight:** This task is **60%** of your total grade for this subject.

    It assesses the following learning outcomes:

    • Outcome 1: Ability to describe and analyze the decision problem.• Outcome 2: Apply instruments of Decision Analysis to real-life situations.

    – [\
    \
    Decisioanalysis.docx](https://www.sweetstudy.com/files/decisioanalysis-docx "Decisioanalysis.docx")

    – 2 years ago

  • [Solved] 2015wk3ass1.. Can this be done in 8 hours? 1 PAGE!!!

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    [>Statistics homework help](https://www.sweetstudy.com/fields/mathematics-statistics) An organization called The Durante Foundation values education and wants to fund an educational community grant to enhance graduation rates. The foundation needs to understand the central tendencies for education l…

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    Assignment Prompt & Instructions

    [>Statistics homework help](https://www.sweetstudy.com/fields/mathematics-statistics)

    An organization called The Durante Foundation values education and wants to fund an educational community grant to enhance graduation rates. The foundation needs to understand the central tendencies for education levels of individuals within the community. A survey was taken of individuals, ages 24–35, to determine years of completed formal education. The foundation is requesting the mean, median, and mode values for grades of educational attainment within the community. Use the [Week 3 Dataset [JASP]](https://courseroom.capella.edu/courses/35546/files/6464916/download), to complete this assignment. (13–20 equates to years in college.)

    ## **Assignment Instructions**

    Respond to the following prompts in a one-page, APA-formatted paper:

    1. State the following values (from the JASP output table):
    – Mean.
    – Median.
    – Mode (or modes).
    – Standard deviation.
    2. Interpret the data displayed in the output table. Which measure of central tendency is the most appropriate statistic to summarize these data and why?
    3. Provide a narrative summary to the Durante Foundation that would include the mean, mode, and median values and your interpretation of that data. Include implications of the findings for the foundation's future funding priorities.

    ## **Additional Requirements**

    Your assignment should meet the following requirements:

    – **Written communication**: Written communication is free of errors that detract from the overall message.
    – **APA formatting**: Resources and citations are formatted according to current APA style and formatting standards. Use [Academic WriterLinks to an external site.](https://lat.strategiced.com/redirect?linkid=4472) for guidance in citing sources in proper APA style. See the [Writing CenterLinks to an external site.](https://lat.strategiced.com/redirect?linkid=1541) for more APA resources specific to your degree level.
    – **Length of paper**: One double-spaced page.
    – **Font and font size**: Times New Roman, 12 point.

    ## **Competencies Measured**

    By successfully completing this assignment, you will demonstrate your proficiency in the following course competencies and rubric criteria:

    – Competency 1: Apply leadership skills, ethical use of technology and research findings to inform and improve practice, policy, and programs in the specialization of advanced generalist practice settings. (C4.SP.A)
    – Devise accurate datasets. (C4.SP.A)
    – Describe and report the statistical method or test outcomes using the appropriate statistical method or test. (C4.SP.A)
    – Competency 2: Analyze and respond to ethical, culturally informed, anti-racist, and anti-oppressive strategies in the specialization of advanced generalist social work practice that address inherent biases for use in quantitative and qualitative research methods. (C4.SP.B)
    – Develop appropriate statistical tests and reports that assist in program evaluation. (C4.SP.B)
    – Competency 3: Communicate in a manner that is scholarly, professional, and consistent with expectations for members of the social work profession.

    – Apply critical thinking in verbal and written communication through the use of leadership and technology. (C4.SP.B)

    **View Rubric** Measures of Central Tendency and Standard Deviation **Measures of Central Tendency and Standard DeviationCriteriaRatingsPts** Devise accurate datasets. (C4.SP.A) **7.5 ptsDEMONSTRATED** YES **0 ptsNOT_DEMONSTRATED** NO/ 7.5 ptsDevelop appropriate statistical tests and reports that assist in program evaluation. (C4.SP.B) **7.5 ptsDEMONSTRATED** YES **0 ptsNOT_DEMONSTRATED** NO/ 7.5 ptsDescribe and report the statistical method or test outcomes using the appropriate statistical method or test. (C4.SP.A) **7.5 ptsDEMONSTRATED** YES **0 ptsNOT_DEMONSTRATED** NO/ 7.5 ptsApply critical thinking in verbal and written communication through the use of leadership and technology. (C4.SP.B) **7.5 ptsDEMONSTRATED** YES **0 ptsNOT_DEMONSTRATED** NO/ 7.5 pts

    – [\
    \
    cf_unit_3_dataset.jasp](https://www.sweetstudy.com/files/cf-unit-3-dataset-jasp-10166569 "cf_unit_3_dataset.jasp")

    – 2 years ago