Given that X is a random variable with E(X²) = 16 and Var(X)= 7; find E(X). (A) 9 (B) V3 (C) 3 (D) /23 (E) 23 Select one: O A.. О В.. С.. O D.. O E..

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
Section13.CR: Chapter 13 Review
Problem 42CR
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17

Given that X is a random variable with
E(X²) = 16 and Var(X)= 7;
||
find E(X).
(A) 9
(B) V3
(C) 3
(D) /23
(E) 23
Select one:
O A..
о В..
O C..
O D..
O E..
Transcribed Image Text:Given that X is a random variable with E(X²) = 16 and Var(X)= 7; || find E(X). (A) 9 (B) V3 (C) 3 (D) /23 (E) 23 Select one: O A.. о В.. O C.. O D.. O E..
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