Question: For the Hours Worked survey conducted by Gallup in Problem 23, provide two recommendations for increasing the precision of the interval. Data from problem 23

For the “Hours Worked” survey conducted by Gallup in Problem 23, provide two recommendations for increasing the precision of the interval.

Data from problem 23

In a survey conducted by the Gallup organization, 1100 adult Americans were asked how many hours they worked in the previous week. Based on the results, a 95% confidence interval for mean number of hours worked was lower bound: 42.7 and upper bound: 44.5. Which of the following represents a reasonable interpretation of the result? For those that are not reasonable, explain the flaw.

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