In a survey, 10 people were asked how much they spent on their child's last birthday gift. The results were roughly bell- shaped with a mean of $34 and standard deviation of $6. Construct a confidence interval at a 80% confidence level. Give your answers to one decimal place. ——
In a survey, 10 people were asked how much they spent on their child's last birthday gift. The results were roughly bell- shaped with a mean of $34 and standard deviation of $6. Construct a confidence interval at a 80% confidence level. Give your answers to one decimal place. ——
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 9PPS
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