Essay Question Instructions: Make sure you show all work on…
Essay Question Instructions: Make sure you show all work on the four essay questions on scratch paper. Upload a PDF of your written work to the Canvas Upload module immediately after you finish the test. Most of the points are awarded based on your written work, not the final answer that you submit to each question. Essay Question 2: The PLNU is trying to determine if basketball players weigh more that baseball players. A random sample was taken of 43 basketball players and their mean weight was 196 lbs with a standard deviation of 21.4 lbs. A random sample of 59 baseball players was taken and their mean weight was 187 lbs with a standard deviation of 16.8 lbs. Give a 95% confidence interval for the mean difference in the average weights of PLNU basketball and baseball players. Be sure to show all formulas, work and numbers used ( e.g. df & critical value) . At the end of your work, write a one or two sentence summary in non-statistical language to describe what you have found, not how you found it. Your audience is people who have never had a statistics class. The PLNU is trying to determine if basketball players weigh more than baseball players. A random sample was taken of 53 basketball players and their mean weight was 196 lbs with a standard deviation of 21.4 lbs. A random sample of 62 baseball players was taken and their mean weight was 187 lbs with a standard deviation of 18.3 lbs. Give a 95% confidence interval for the mean difference in the average weights of PLNU basketball and baseball players. Be sure to show all formulas, work and numbers used ( e.g. df & critical value) . At the end of your work, write a one or two sentence summary in non-statistical language to describe what you have found, not how you found it. Your audience is people who have never had a statistics class.
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