MATH302

American Public University

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MATH302 Week 8 Test 20 Questions and Answers APU
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27

februari 2024

2023/2024

A+
1. Question: A large department store is curious about what sections of the store make the most sales. The manager has data from ten years prior that show 30% of sales come from Clothing, 25% Home Appliances, 18% Housewares, 13% Cosmetics, 12% Jewelry, and 2% Other. In a random sample of 550 current sales, 188 came from Clothing, 153 Home Appliances, 83 Housewares, 54 Cosmetics, 61 Jewelry, and 11 Other. At α=0.10, can the manager conclude that the distribution of sales among the departments ha...
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MATH302 Week 8 Knowledge Check Homework Practice 20 Questions APU
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22

februari 2024

2023/2024
1. Question: A company manager believes that a person's ability to be a leader is directly correlated to their zodiac sign. He never selects someone to chair a committee without first evaluating their zodiac sign. An irate employee sets out to prove her manager wrong. She claims that if zodiac sign truly makes a difference in leadership, then a random sample of 210 CEO's in our country would reveal a difference in zodiac sign distribution. She finds the following zodiac signs for her random sa...
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MATH302 Week 8 Discussion How Will You Use Statistics APU
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2

februari 2024

2023/2024
1. Which resources did you like best? Why? 2. How will you use the information in the future? This is your opportunity to consider and then share how you will employ the knowledge that you have gained during our course. 3. Were the discussions useful? Will they be useful for you in real life? Why or why not? 4. Where are you going from here? What course(s) do you plan to take next? 1. Feel free to share something interesting about yourself and/or how it relates to the course.
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MATH302 Week 7 Knowledge Check Homework Practice Questions APU
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38

februari 2024

2023/2024

A+
Question 1 1 / 1 point A vacation resort rents SCUBA equipment to certified divers. The resort charges an up-front fee of $25 and another fee of $12.50 an hour. What is the dependent variable?
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MATH302 Week 7 Test 20 Questions and Answers APU
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47

februari 2024

2023/2024

A+
1. Question: The least squares regression line for a data set is yˆ=5+0.3x and the standard deviation of the residuals is 0.4. Does a case with the values x = 3.3, y = 7.2 qualify as an outlier? 2. Question: The least squares regression line for a data set is yˆ=5+0.3x and the standard deviation of the residuals is 0.52. Does a case with the values x = -1.59, y = 5.78 qualify as an outlier? 3. Question: The following data represent the weight of a child riding a bike and the rolling distance...
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MATH302 Week 6 Discussion Hypothesis testing I and II Testing differences between means variances and proportions APU
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3

februari 2024

2023/2024
A town official claims that the average vehicle in their area sells for more than the 40th percentile of your data set. Using the data, you obtained in week 1, as well as the summary statistics you found for the original data set (excluding the super car outlier), run a hypothesis test to determine if the claim can be supported. Make sure you state all the important values, so your fellow classmates can use them to run a hypothesis test as well.
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