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1. [-/10 Points] DETAILS ASWESBE9 3.E.063. MY NOTES ASK YOUR TEACHER A newspaper reports that college football coaches salaries have continued to increase in recent
1. [-/10 Points] DETAILS ASWESBE9 3.E.063. MY NOTES ASK YOUR TEACHER A newspaper reports that college football coaches salaries have continued to increase in recent years. The annual base salaries for the previous head football coach and the new head football coach at 23 schools are given in the tables below. Previous Coach's New Coach's Previous Coach's New Coach's School Salary Salary School Salary Salary ($) ($) ($) ($) College 1 850,000 3,250,000 College 13 3,500,000 1,750,000 College 2 856,210 856,210 College 14 970,000 2,020,000 College 3 3,500,000 2,350,000 College 15 401,820 525,000 College 4 1,769,648 2,150,000 College 16 2,000,000 1,200,000 College 5 725,000 1,953,500 College 17 790,000 650,000 College 6 522,183 550,000 College 18 2,000,000 3,010,000 College 7 375,797 340,000 College 19 2,150,000 2,050,000 College 8 300,000 375,000 College 20 267,800 280,000 College 9 1,700,000 2,001,250 College 21 475,000 900,000 College 10 493,093 475,000 College 22 377,250 342,500 College 11 1,936,225 1,850,000 College 23 2,600,000 1,850,000 College 12 420,000 375,000 (a) Determine the median annual salary (in dollars) for a previous head football coach and a new head football coach. previous coach $ new coach (b) Compute the range for salaries (in dollars) for both previous and new head football coaches. previous coaches $ new coaches $ (c) Compute the standard deviation for salaries (in dollars) for both previous and new head football coaches. (Round your answers to the nearest dollar.) previous coaches $ new coaches 'd) Based on your answers to (a) to (c), comment on any differences between the annual base salary a school pays a new head football coach compared to what it paid its previous head football coach. The new coaches have a ---Select-- median salary, a --Select-- ) range, and a ---Select--- ) standard deviation than the previous coaches.3. [-/10 Points] DETAILS ASWESBE9 4.E.048.MI. MY NOTES ASK YOUR TEACHER Below are the results of a survey of 1,364 individuals who were asked if they use social media and other websites to voice their opinions about television programs. Uses Social Media and Other Doesn't Use Social Media and Other Websites to Voice Opinions Websites to Voice Opinions About Television Programs About Television Programs Female 398 294 Male 320 352 (a) What is the probability a respondent is female? (Round your answer to four decimal places.) (b) What is the conditional probability a respondent is female given the respondent uses social media and other websites to voice opinions about television programs? (Round your answer to four decimal places.) (c) Let F denote the event that the respondent is female and A denote the event that the respondent uses social media and other websites to voice opinions about television programs. Are events A and F independent? Why or why not? O Yes, P(F)
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