Mathematics, 04.12.2020 16:50 abigail2403
In a survey, 61 people were asked how much they spent on their child's last birthday gift. The results were roughly bell-shaped with a mean of $39 and standard deviation of $3. Find the margin of error for a 99% confidence level.
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In a survey, 61 people were asked how much they spent on their child's last birthday gift. The resul...
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