Jump to level 1 A factory that manufactures bolts is performing a quality control experiment. Each object should have a length of no more than 18 centimeters. The factory believes that the length of the bolts exceeds this value and measures the length of 60 bolts. The sample mean bolt length was 18.04 centimeters. The population standard deviation is known to be o = 0.13 centimeters. What is the test statistic z? Ex: 1.23 C What is the p-value? Ex. 0.123 Does sufficient evidence exist that the length of bolts is actually greater than the mean value at a significance level of a = 0.05? Select -D D D-
Jump to level 1 A factory that manufactures bolts is performing a quality control experiment. Each object should have a length of no more than 18 centimeters. The factory believes that the length of the bolts exceeds this value and measures the length of 60 bolts. The sample mean bolt length was 18.04 centimeters. The population standard deviation is known to be o = 0.13 centimeters. What is the test statistic z? Ex: 1.23 C What is the p-value? Ex. 0.123 Does sufficient evidence exist that the length of bolts is actually greater than the mean value at a significance level of a = 0.05? Select -D D D-
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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Jump to level 1
A factory that manufactures bolts is performing a quality control experiment.
Each object should have a length of no more than 18 centimeters. The factory
believes that the length of the bolts exceeds this value and measures the length
of 60 bolts. The sample mean bolt length was 18.04 centimeters. The
population standard deviation is known to be o 0.13 centimeters.
3.
What is the test statistic z? Ex 1.23 C
What is the p-value? Ex. 0.1230
Does sufficient evidence exist that the length of bolts is actually greater than
the mean value at a significance level of a = 0.05? Select
2.
Check
Next
Feedback?
tructor note:
tistribution table and t-distribution tables are available for your use in Ch 7 of this zyBook. Navigate to 7.1 and 7.2 to review.
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Transcribed Image Text:346878.2012916.ax3zcy7
Jump to level 1
A factory that manufactures bolts is performing a quality control experiment.
Each object should have a length of no more than 18 centimeters. The factory
believes that the length of the bolts exceeds this value and measures the length
of 60 bolts. The sample mean bolt length was 18.04 centimeters. The
population standard deviation is known to be o 0.13 centimeters.
3.
What is the test statistic z? Ex 1.23 C
What is the p-value? Ex. 0.1230
Does sufficient evidence exist that the length of bolts is actually greater than
the mean value at a significance level of a = 0.05? Select
2.
Check
Next
Feedback?
tructor note:
tistribution table and t-distribution tables are available for your use in Ch 7 of this zyBook. Navigate to 7.1 and 7.2 to review.
身
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