Question: For the Hours Worked survey conducted by Gallup in Problem 21, provide two recommendations for increasing the precision of the interval. Data from Problem 21

For the "Hours Worked" survey conducted by Gallup in Problem 21, provide two recommendations for increasing the precision of the interval.

Data from Problem 21

In a survey, 700 adults in a certain country 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: 41.7 and upper bound: 43.6. Which of the following represents a reasonable interpretation of the result? For those that are not reasonable, explain the flaw.

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