(c) Construct and interpret a 95% confidence interval for the mean age at which a baby first crawls. Select the correct choice below and fill in the answer boxes to complete your choice. (Round to one decimal place as needed. Use ascending order.) O A. There is a 95% probability that the mean age which baby first crawls is between weeks and weeks. O B. We are 95% confident that the mean age at which a baby first crawls between weeks and weeks.
(c) Construct and interpret a 95% confidence interval for the mean age at which a baby first crawls. Select the correct choice below and fill in the answer boxes to complete your choice. (Round to one decimal place as needed. Use ascending order.) O A. There is a 95% probability that the mean age which baby first crawls is between weeks and weeks. O B. We are 95% confident that the mean age at which a baby first crawls between weeks and weeks.
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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Question
Question #4 Part C
Transcribed Image Text:The data shown below represent the age (in weeks) at which babies first crawl, based on a survey of 12 mothers. Complete parts (a) through (c) below.
52
30
44
350
47
37
56
26
52
47
39
35
Click the icon to view the table of critical correlation coefficient values for normal probability plots.
Critical correlation coefficient values for normal probability plots
Sample Size, n
Critical Value
Sample Size, n
Critical Value
5
0.880
16
0.941
6
0.888
17
0.944
7
0.898
18
0.946
0.906
19
0.949
9.
0.912
20
0.951
10
0.918
21
0.952
11
0.923
22
0.954
12
0.928
23
0.956
13
0.932
24
0.957
14
0.935
25
0.959
15
0.939
30
0.960
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Done
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(c) Construct and interpret a 95% confidence interval for the mean age at which a baby first crawls. Select the correct choice below and fill in the answer boxes to complete your choice.
(Round to one decimal place as needed. Use ascending order.)
A. There is a 95% probability that the mean age at which a baby first crawls is between
weeks and
weeks.
B. We are 95% confident that the mean age at which a baby first crawls is between
weeks and
weeks.
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