For a hypothesis test of the claim that the mean amount of sleep for adults is less than 9 ​hours, technology output shows that the hypothesis test has power of 0.4242 of supporting the claim that μ<9 hours of sleep when the actual population mean is 7.5 hours of sleep. Interpret this value of the​ power, then identify the value of β and interpret that value. Interpret this value of the power.     A. The chance of recognizing that μ<9 hours is not very high when in reality μ=7.5 hours.   B. The chance of failing to recognize that μ=7.5 hours is not very high when in reality μ=7.5 hours.   C. The chance of recognizing that μ<9 hours is very high when in reality μ=7.5 hours.   D. The chance of failing to recognize that μ<9 hours is not very high when in reality μ=7.5 hours.

MATLAB: An Introduction with Applications
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For a hypothesis test of the claim that the mean amount of sleep for adults is less than
9
​hours, technology output shows that the hypothesis test has power of
0.4242
of supporting the claim that
μ<9
hours of sleep when the actual population mean is
7.5
hours of sleep. Interpret this value of the​ power, then identify the value of
β
and interpret that value.
Interpret this value of the power.
 
 
A.
The chance of recognizing that
μ<9
hours is not very high when in reality
μ=7.5
hours.
 
B.
The chance of failing to recognize that
μ=7.5
hours is not very high when in reality
μ=7.5
hours.
 
C.
The chance of recognizing that
μ<9
hours is very high when in reality
μ=7.5
hours.
 
D.
The chance of failing to recognize that
μ<9
hours is not very high when in reality
μ=7.5
hours.
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