10. Find the 95% confidence interv al ol ue uereice an means in Exercise 6 of this section. 11. Hours Spent Watching Television According to Nielsen Media Research, children (ages 2-11) spend an average of 21 hours 30 minutes watching television per week while teens (ages 12-17) spend an average of 20 hours 40 minutes. Based on the sample statis- tics shown, is there sufficient evidence to conclude a se at 9-19 498 Chapter 9 Testing the Difference Between Two Means, Two Propor difference in average television watching times between the two groups? Use a= 0.01. Children Teens bansta 18.50 Sample mean Sample variance Sample size 22.45 16.4 18.2 TS 15 15 Source: Time Almanac. 12. Professional Golfers' Earnings Two random samples of earnings of professional golfers were selected. One sample was taken from the Professional Golfers Associa- Professiona

Q: Numbers 22-24. Thank you

A: 22. Step-by-step procedure to find the test statistic using Excel: In Excel sheet, enter Mine 1 in…

Q: Can you also go through questions 5 through 9?

A:

Q: SLOPPY

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Q: part c parked as wrong answer

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A: Given

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A:

Q: Ho te

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A:

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A: Step 1:Step 2:

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Q: 0. A par

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Q: question number 2

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A:

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A: Solution: The formulae for the combination is  nCr=n!r!×(n-r)!