Textbook ExpertVerified Tutor
13 Nov 2021
Given information
The mean cost of a daily newspaper =$1.00; & the standard deviation =20¢; The sample size(n)=12; Here, alpha =0.01;
Step-by-step explanation
Step 1.
First, we will identify and ;
: The mean cost of a daily newspaper is $1.00 ( =$1.00).
: The mean cost of a daily newspaper is not $1.00 ( $1.00).
Here, alpha=0.01;
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