The following data are the amounts that a sample of 15 customers spent for lunch ($) at a fast-food restaurant. 7.45 6.27 5.88 6.51 8.29 9.49 7.09 6.82 5.91 4.92 6.52 5.52 7.94 8.28 9.65 a. Construct a 95% confidence interval estimate for the population mean amount spent for lunch ($) at a fast-food restaurant. _____≤μ≤_____ (Round to two decimal places as needed. Do not include the $ symbol in your answer.)
The following data are the amounts that a sample of 15 customers spent for lunch ($) at a fast-food restaurant. 7.45 6.27 5.88 6.51 8.29 9.49 7.09 6.82 5.91 4.92 6.52 5.52 7.94 8.28 9.65 a. Construct a 95% confidence interval estimate for the population mean amount spent for lunch ($) at a fast-food restaurant. _____≤μ≤_____ (Round to two decimal places as needed. Do not include the $ symbol in your answer.)
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
Related questions
Question
The following data are the amounts that a sample of
15
customers spent for lunch ($) at a fast-food restaurant. |
7.45
|
6.27
|
5.88
|
6.51
|
8.29
|
9.49
|
7.09
|
6.82
|
5.91
|
|
|
4.92
|
6.52
|
5.52
|
7.94
|
8.28
|
9.65
|
|
|
|
|
a. Construct a
interval estimate for the population mean amount spent for lunch ($) at a fast-food restaurant.
95%
confidence _____≤μ≤_____
(Round to two decimal places as needed. Do not include the $ symbol in your answer.)
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