In a survey, 29 people were asked how much they spent on their child's last birthday gift. The resultswere roughly bell-shaped with a mean of $30 and standard deviation of $4. Find the margin of errorat a 99% confidence level.Give your answer to two decimal places.

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A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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In a survey, 22 people were asked how much they spent on their child's last birthday gift. The results were roughly bell-shaped with a mean of $39.6 and standard deviation of $10.3. Estimate how much a typical parent would spend on their child's birthday gift (use a 99% confidence level). Give your answers to 3 decimal places. Express your answer in the format of ± E. $1 Get help: Written Example
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na survey, 29 people were asked how much they spent on th vere roughly bell-shaped with a mean of $30 and standard de at a 99% confidence level. Sive your answer to two decimal places.