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Constructing a Confidence Interval for a Population Mean In a survey, 24 people were asked how much they spent on their child's last birthday gift. The results were roughly bell-shaped with a mean of...

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Constructing a Confidence Interval for a Population Mean

In a survey, 24 people were asked how much they spent on their child's last birthday gift. The results were roughly bell-shaped with a mean of $40 and standard deviation of $4. Construct a confidence interval at a 90% confidence level.

Give your answers to one decimal place. Enter the confidence interval in the form:

Sample Mean ± Margin of Error

                       ±

Answered 34 days After Jun 05, 2022

Solution

Atreye answered on Jul 09 2022
81 Votes
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