1
answer
251
views
16
Problem

For access to Textbook Solutions, a Class+ or Grade+ subscription is required.

Textbook Expert
Textbook ExpertVerified Tutor
2 Nov 2021

Given information

Mean  

Standard deviation  

Sample size  

Step-by-step explanation

Step 1.

Mean of the sum of values   

The standard deviation of  values    

Hence,    

                                

Unlock all Textbook Solutions

Already have an account? Log in
Start filling in the gaps now
Log in