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5 Nov 2021

Given information

Here, the mean of the given distribution (μx)=4;

The Standard deviation (σx)=1.1547; And Sample size(n)=64;

Step-by-step explanation

Step 1.
By The Central Limit Theorem for Sums
mean for the sum=(n)*(μx)=4*64=256;
And the standard deviation for the sum=  
 
 
 

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Introductory Statistics
OER Edition, 2013
Openstax
ISBN: 9781938168208

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