Based on a sample of size 50, a 95% confidence interval for the mean score of all students, μ, on an aptitude test is from 62 to 70. What is the value of the sample mean? pick one a 64 b Unable to find it. c 66 d 72
Based on a sample of size 50, a 95% confidence interval for the mean score of all students, μ, on an aptitude test is from 62 to 70. What is the value of the sample mean? pick one a 64 b Unable to find it. c 66 d 72
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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Topic Video
Question
4)
Based on a sample of size 50, a 95% confidence interval for the
pick one
a |
64 |
|
b |
Unable to find it. |
|
c |
66 |
|
d |
72 |
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