Confidenhce leagues within FCS, the Patriot League, played 4 games that weekend. Their mean was 8.75. exercise in Chapter 7. we asked whether college foot- ball teams tend to be more likely or less likely to be mismatched in the a. Calculate the 95% confidence interval for this sample. National Collegiate Athletic b. State in your own words what we learn from this confidence interval. upper Association (NCAA) divisions. During one week of a college football scason, the population of 53 Toot- ball Bowl Subdivision (FBS) games had a mean spread (winning score minus losing score) of 16.189, with a standard deviation of 12.128. We took a sample of 4 games that were played that week in the next-highest league, the Football Championship Subdivision (FCS). to see if the spread were different: one of the many c. What information does the confidence interval give us that we also get from a hypothesis test? d. What additional information does the confidence interval give us that we do not get from a hypoth- esis test? 8.50 Confidence intervals and football wins (contin- ued): Using the football data presented in Exercise 8.49, practice evaluating data using confidence intervals. a. Compute the 80% confidence interval, b. How do the conclusion and the confidence interval change as you move from 95% confidence to 80% confidence? c. Why don't we talk about having 100% confidence?
Confidenhce leagues within FCS, the Patriot League, played 4 games that weekend. Their mean was 8.75. exercise in Chapter 7. we asked whether college foot- ball teams tend to be more likely or less likely to be mismatched in the a. Calculate the 95% confidence interval for this sample. National Collegiate Athletic b. State in your own words what we learn from this confidence interval. upper Association (NCAA) divisions. During one week of a college football scason, the population of 53 Toot- ball Bowl Subdivision (FBS) games had a mean spread (winning score minus losing score) of 16.189, with a standard deviation of 12.128. We took a sample of 4 games that were played that week in the next-highest league, the Football Championship Subdivision (FCS). to see if the spread were different: one of the many c. What information does the confidence interval give us that we also get from a hypothesis test? d. What additional information does the confidence interval give us that we do not get from a hypoth- esis test? 8.50 Confidence intervals and football wins (contin- ued): Using the football data presented in Exercise 8.49, practice evaluating data using confidence intervals. a. Compute the 80% confidence interval, b. How do the conclusion and the confidence interval change as you move from 95% confidence to 80% confidence? c. Why don't we talk about having 100% confidence?
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 10CYU
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