Week 5 Students Watching TV Margin of Error Statistics Questions

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Week 5 Students Watching TV Margin of Error Statistics Questions

17. Picture below

18. Picture below, there are two parts. do part 1 first and I can add part 2 to the messages after

19. Picture below, there are two parts. do part 1 first and I can add part 2 to the messages after

20. Estimate the minimum sample size needed to achieve the margin of error E =0.024 for a 95% confidence interval.

The minimum sample size is……? (Round to the nearest integer)

21. Researchers sample 7,000 households concerning TV shows they watch. Based on the sample 12% reported watching 60 Minutes. What is the 95% confidence interval for the proportion of all Americans that watch 60 Minutes?

The 95% confidence interval is the following.

<p< round to 3 decimal places as needed

22. Picture below. there are two parts. do part 1 first and I can add part 2 to the messages after

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