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In a survey, 28 people were asked how much they spent on their child's last birthday gift. The results were roughly bell-shaped with a mean of $44 and standard deviation of $10. Estimate how much a typical parent would spend on their child's birthday gift (use a 80% confidence level). Give your answers to one decimal place. Provide the point estimate and margin or error. ±

In a survey, 28 people were asked how much they spent on their child's last birthday gift. The results were roughly bell-shaped with a mean of $44 and standard deviation of $10. Estimate how much a typical parent would spend on their child's birthday gift (use a 80% confidence level). Give your answers to one decimal place. Provide the point estimate and margin or error. ±

MATLAB: An Introduction with Applications
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, 28 people were asked how much they spent on their child's last birthday gift. The results were roughly bell-shaped with a mean of $44 and a standard deviation of $10. Estimate how much a typical parent would spend on their child's birthday gift (use a 80% confidence level). Give your answers to one decimal place. Provide the point estimate and margin of error. [Text box] ± [Text box]
Transcribed Image Text:In a survey, 28 people were asked how much they spent on their child's last birthday gift. The results were roughly bell-shaped with a mean of $44 and a standard deviation of $10. Estimate how much a typical parent would spend on their child's birthday gift (use a 80% confidence level). Give your answers to one decimal place. Provide the point estimate and margin of error. [Text box] ± [Text box]
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