The accompanying data represent the running times of files produced bytwo motion-picture companies. Assume that the running-time differences are0}approximately normally distributed. Construct a 90% confidence interval for0²/290% confidence interval for μμ were created, should it be assumed that o² = 0²?Company106949887Time (minutes)8595The confidence interval is113123||84122Click here to view page 1 of the table of critical values of the F-distribution, for alpha=0.05.Click here to view page 2 of the table of critical values of the F-distribution, for alpha =...0²0²2/2(Round to three decimal places as needed.)96172<0.If a A random sample of 19 chocolate energy bars of a certain brand has, on average, 260calories per bar, with a standard deviation of 35 calories. Assume that the distribution ofthe calorie content is approximately normal. Construct a 90% confidence interval for o.Click here to view page 1 of the table of critical values of the chi-squared distribution.Click here to view page 2 of the table of critical values of the chi-squared distribution.The confidence interval is

The provided information is as follows:The length of the confidence interval is .The sample size in…

Answered: The accompanying data represent the…

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

The accompanying data represent the running times of files produced by
two motion-picture companies. Assume that the running-time differences are
0}
approximately normally distributed. Construct a 90% confidence interval for
0²/2
90% confidence interval for μμ were created, should it be assumed that o² = 0²?
Company
106
94
98
87
Time (minutes)
85
95
The confidence interval is
113
123
||
84
122
Click here to view page 1 of the table of critical values of the F-distribution, for alpha=
0.05.
Click here to view page 2 of the table of critical values of the F-distribution, for alpha =
...
0²
0²2/2
(Round to three decimal places as needed.)
96
172
<0.
If a

Transcribed Image Text:A random sample of 19 chocolate energy bars of a certain brand has, on average, 260 calories per bar, with a standard deviation of 35 calories. Assume that the distribution of the calorie content is approximately normal. Construct a 90% confidence interval for o. Click here to view page 1 of the table of critical values of the chi-squared distribution. Click here to view page 2 of the table of critical values of the chi-squared distribution. The confidence interval is <O< (Round to two decimal places as needed.)

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