The diameters (in inches) of 17 randomly selected bolts produced by a machine are listed. Use a 90 % level of confidence to construct a confidence interval for (a) the 2 population variance o and (b) the population standard deviation o. Interpret the results 4.472 4.427 4.031 4.337 4.008 3.789 3.818 3.766 4.232 3.953 4.163 4.568 3.933 3.758 3.887 3.823 4.452 (a) The confidence interval for the population variance is (Round to three decimal places as needed.) Que Interpret the results. Select the correct choice below and fill in the answer box(es) to complete your choice. (Round to three decimal places as needed.) ions news O A. With 90% confidence, it can be said that the population variance is less O B. With 10% confidence, it can be said that the population variance is u than between and O C. With 90% confidence, it can be said that the population variance is O D. With 10% confidence, it can be said that the population variance is greater between and than (b) The confidence interval for the population standard deviation is ( (Round to three decimal places as needed.) di Interpret the results. Select the correct choice below and fill in the answer box(es) to complete your choice. (Round to three decimal place as needed.) ect O A. With 90% confidence, you can say that the population standard deviation O B. With 10 % confidence, you can say that the population standard deviation is less than inches. is greater than inches. Click to select your answer(s). .th javascript:doExercise (3); X LT NOV tv W 11 MacBook Pro The diameters (in inches) of 17 randomly selected bolts produced by a machine are listed. Use a 90% level of confidence to construct a confidence interval for (a) the population variance o and (b) the population standard deviation o. Interpret the results. Au 3.789 4.472 4.427 4.031 4.337 4.008 4.568 3.818 3.766 4.232 3.953 4.163 3.933 3.887 3.823 4.452 3.758 Interpret the results. Select the correct choice below and fill in the answer box(es) to complete your choice (Round to three decimal places as needed.) Ques O B. With 10% confidence, it can be said that the population variance is O A. With 90% confidence, it can be said that the population variance is less ions le between and than news O D. With 10% confidence, it can be said that the population variance is greater O C. With 90% confidence, it can be said that the population variance is than and between Qu (b) The confidence interval for the population standard deviation is ll Qu (Round to three decimal places as needed.) Interpret the results. Select the correct choice below and fill in the answer box(es) to complete your choice. (Round to three decimal place as needed.) Pendi O B. With 10% confidence, you can say that the population standard deviation OA. With 90% confidence, you can say that the population standard deviation Answ inches. is less than inches. is greater than O D. With 90% confidence, you can say that the population standard deviation C. With 10% confidence, you can say that the population standard deviation Reject inches. and is between inches. and is between jects ? Click to select your answer(s). Math javascript:doExercise(3); TOA W tv NOV 11 MacBook Pro

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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Related questions
Question
The diameters (in inches) of 17 randomly selected bolts produced by a machine are listed. Use a 90 % level of confidence to construct a confidence interval for (a) the
2
population variance o
and (b) the population standard deviation o. Interpret the results
4.472
4.427
4.031
4.337 4.008
3.789
3.818
3.766
4.232
3.953
4.163
4.568
3.933
3.758
3.887
3.823
4.452
(a) The confidence interval for the population variance is
(Round to three decimal places as needed.)
Que
Interpret the results. Select the correct choice below and fill in the answer box(es) to complete your choice.
(Round to three decimal places as needed.)
ions
news
O A. With 90% confidence, it can be said that the population variance is less
O B. With 10% confidence, it can be said that the population variance is
u
than
between
and
O C. With 90% confidence, it can be said that the population variance is
O D. With 10% confidence, it can be said that the population variance is greater
between
and
than
(b) The confidence interval for the population standard deviation is (
(Round to three decimal places as needed.)
di
Interpret the results. Select the correct choice below and fill in the answer box(es) to complete your choice.
(Round to three decimal place as needed.)
ect
O A. With 90% confidence, you can say that the population standard deviation
O B. With 10 % confidence, you can say that the population standard deviation
is less than
inches.
is greater than
inches.
Click to select your answer(s).
.th
javascript:doExercise (3);
X
LT
NOV
tv
W
11
MacBook Pro
Transcribed Image Text:The diameters (in inches) of 17 randomly selected bolts produced by a machine are listed. Use a 90 % level of confidence to construct a confidence interval for (a) the 2 population variance o and (b) the population standard deviation o. Interpret the results 4.472 4.427 4.031 4.337 4.008 3.789 3.818 3.766 4.232 3.953 4.163 4.568 3.933 3.758 3.887 3.823 4.452 (a) The confidence interval for the population variance is (Round to three decimal places as needed.) Que Interpret the results. Select the correct choice below and fill in the answer box(es) to complete your choice. (Round to three decimal places as needed.) ions news O A. With 90% confidence, it can be said that the population variance is less O B. With 10% confidence, it can be said that the population variance is u than between and O C. With 90% confidence, it can be said that the population variance is O D. With 10% confidence, it can be said that the population variance is greater between and than (b) The confidence interval for the population standard deviation is ( (Round to three decimal places as needed.) di Interpret the results. Select the correct choice below and fill in the answer box(es) to complete your choice. (Round to three decimal place as needed.) ect O A. With 90% confidence, you can say that the population standard deviation O B. With 10 % confidence, you can say that the population standard deviation is less than inches. is greater than inches. Click to select your answer(s). .th javascript:doExercise (3); X LT NOV tv W 11 MacBook Pro
The diameters (in inches) of 17 randomly selected bolts produced by a machine are listed. Use a 90% level of confidence to construct a confidence interval for (a) the
population variance o
and (b) the population standard deviation o. Interpret the results.
Au
3.789
4.472
4.427
4.031 4.337
4.008
4.568
3.818
3.766
4.232 3.953 4.163
3.933
3.887
3.823 4.452
3.758
Interpret the results. Select the correct choice below and fill in the answer box(es) to complete your choice
(Round to three decimal places as needed.)
Ques
O B. With 10% confidence, it can be said that the population variance is
O A. With 90% confidence, it can be said that the population variance is less
ions le
between
and
than
news
O D. With 10% confidence, it can be said that the population variance is greater
O C. With 90% confidence, it can be said that the population variance is
than
and
between
Qu
(b) The confidence interval for the population standard deviation is
ll Qu
(Round to three decimal places as needed.)
Interpret the results. Select the correct choice below and fill in the answer box(es) to complete your choice.
(Round to three decimal place as needed.)
Pendi
O B. With 10% confidence, you can say that the population standard deviation
OA. With 90% confidence, you can say that the population standard deviation
Answ
inches.
is less than
inches.
is greater than
O D. With 90% confidence, you can say that the population standard deviation
C. With 10% confidence, you can say that the population standard deviation
Reject
inches.
and
is between
inches.
and
is between
jects
?
Click to select your answer(s).
Math
javascript:doExercise(3);
TOA
W
tv
NOV
11
MacBook Pro
Transcribed Image Text:The diameters (in inches) of 17 randomly selected bolts produced by a machine are listed. Use a 90% level of confidence to construct a confidence interval for (a) the population variance o and (b) the population standard deviation o. Interpret the results. Au 3.789 4.472 4.427 4.031 4.337 4.008 4.568 3.818 3.766 4.232 3.953 4.163 3.933 3.887 3.823 4.452 3.758 Interpret the results. Select the correct choice below and fill in the answer box(es) to complete your choice (Round to three decimal places as needed.) Ques O B. With 10% confidence, it can be said that the population variance is O A. With 90% confidence, it can be said that the population variance is less ions le between and than news O D. With 10% confidence, it can be said that the population variance is greater O C. With 90% confidence, it can be said that the population variance is than and between Qu (b) The confidence interval for the population standard deviation is ll Qu (Round to three decimal places as needed.) Interpret the results. Select the correct choice below and fill in the answer box(es) to complete your choice. (Round to three decimal place as needed.) Pendi O B. With 10% confidence, you can say that the population standard deviation OA. With 90% confidence, you can say that the population standard deviation Answ inches. is less than inches. is greater than O D. With 90% confidence, you can say that the population standard deviation C. With 10% confidence, you can say that the population standard deviation Reject inches. and is between inches. and is between jects ? Click to select your answer(s). Math javascript:doExercise(3); TOA W tv NOV 11 MacBook Pro
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