In a survey, 17 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 $10. Find the margin oferror at a 90% confidence level.Give your answer to two decimal places.

Given: Sample size, n=17 Mean, μ=$30 Standard deviation, s=$10 Confidence level =90% Concept:…

Answered: In a survey, 17 people were asked how…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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In a survey, 17 people were asked how much they spent on their child's last birthday gift. The results were roughly bell-shaped with a mean of $30 and standard deviation of $10. Find the margin of error at a 90% confidence level. Give your answer to two decimal places.