Question
In a survey, 25 people were asked how much they spent on their child's last birthday gift. The results were roughly bell-shaped with a mean
In a survey, 25 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 a standard deviation of $2. Construct a confidence interval at an 80% confidence level
40
Give your answers to one decimal place.
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Calculus With Vectors
Authors: Jay S Treiman
1st Edition
3319094386, 9783319094380
