The next seven questions refer to the following scenario: A random sample of 16 Porsche drivers yielded an average age of 50 years with a variance of 9 years and a random sample of also 16 Ferrari drivers yielded an average of 47 years with a variance of 25 years. Porsche Driver Ferrari Driver 16 16 mean 50 47 Variance 9. 25 Conduct the following hypothesis test at C=0.05. HO: Mean Age Porsche Drivers< Mean Age Ferrari Drivers HA: Mean Age Porsche Drivers > Mean Age Ferrari Drivers Assume unequal variance.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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Please answer the question contained in the following picture
What is your crtitical t-value? tcritical=
O 1.078
1.087
O 1.708
1.870
Transcribed Image Text:What is your crtitical t-value? tcritical= O 1.078 1.087 O 1.708 1.870
The next seven questions refer to the following scenario:
A random sample of 16 Porsche drivers yielded an average age of 50 years with a variance of 9 years and a random
sample of also 16 Ferrari drivers yielded an average of 47 years with a variance of 25 years.
Porsche Driver
Ferrari Driver
16
16
mean
50
47
Variance
25
Conduct the following hypothesis test at C=0.05.
HO: Mean Age Porsche Drivers< Mean Age Ferrari Drivers
HA: Mean Age Porsche Drivers > Mean Age Ferrari Drivers
Assume unequal variance.
Transcribed Image Text:The next seven questions refer to the following scenario: A random sample of 16 Porsche drivers yielded an average age of 50 years with a variance of 9 years and a random sample of also 16 Ferrari drivers yielded an average of 47 years with a variance of 25 years. Porsche Driver Ferrari Driver 16 16 mean 50 47 Variance 25 Conduct the following hypothesis test at C=0.05. HO: Mean Age Porsche Drivers< Mean Age Ferrari Drivers HA: Mean Age Porsche Drivers > Mean Age Ferrari Drivers Assume unequal variance.
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