Use the given degree of confidence and sample data to construct a confidence interval for the population mean μ. Assume that the population has a normal distribution. Round your answer to 2 decimals. 15) The following data is the price of a certain food product in 10 randomly selected grocery stores (you can use the calculator to find the mean and standard deviation of the data below). 7.50 8.10 7.00 7.30 7.20 7.40 8.50 8.20 8.00 7.80 Construct a 90% confidence interval estimate of the mean price of all grocery stores selling this food product.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 26PFA
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Use the given degree of confidence and
sample data to construct a confidence
interval for the population mean μ. Assume
that the population has a normal distribution.
Round your answer to 2 decimals.
15) The following data is the price of a certain
food product in 10 randomly selected grocery
stores (you can use the calculator to find the
mean and standard deviation of the data
below).
7.50
8.10
8.20
7.00 7.30 7.20
8.00 7.80 7.40 8.50
Construct a 90% confidence interval estimate
of the mean price of all grocery stores selling
this food product.
Transcribed Image Text:Use the given degree of confidence and sample data to construct a confidence interval for the population mean μ. Assume that the population has a normal distribution. Round your answer to 2 decimals. 15) The following data is the price of a certain food product in 10 randomly selected grocery stores (you can use the calculator to find the mean and standard deviation of the data below). 7.50 8.10 8.20 7.00 7.30 7.20 8.00 7.80 7.40 8.50 Construct a 90% confidence interval estimate of the mean price of all grocery stores selling this food product.
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