Which of the following assertions are CORRECT?P: Adding 7 to each entr – McqOptions

MCQOPTIONS

1.	Which of the following assertions are CORRECT?P: Adding 7 to each entry in a list adds 7 to the mean of the listQ: Adding 7 to each entry in a list adds 7 to the standard deviation of the listR: Doubling each entry in a list doubles the mean of the listS: Doubling each entry in a list leaves the standard deviation of the list unchanged
A.	P. Q
B.	Q. R
C.	P. R
D.	R. S
Answer» D. R. S

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