QUESTION5 ,x = 1, 2, 3. Find E(X). 11x Let f(x) = %3D O A 11 O B. 18 OC.1 O D.2 OE. not enough information to determine E(X) 18 11

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section: Chapter Questions
Problem 18T
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Hi there, Please answer Both of the two multiple question from the chooise below, no show work needed.  Thank you for quick response.

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QUESTION 5
6.
,x = 1, 2, 3. Find E(X).
11x
Let f(x) =
%3D
OA. 11
B. 18 OC.1 O D.2 OE. not enough information to determine E(X)
18
11
QUESTION 6
Suppose E(X) = 11 and E[ (x+1)²1= 225. Find Var (X).
OA 9OB. 121 OC. 202 O D.81
%3D
O E 11
Transcribed Image Text:QUESTION 5 6. ,x = 1, 2, 3. Find E(X). 11x Let f(x) = %3D OA. 11 B. 18 OC.1 O D.2 OE. not enough information to determine E(X) 18 11 QUESTION 6 Suppose E(X) = 11 and E[ (x+1)²1= 225. Find Var (X). OA 9OB. 121 OC. 202 O D.81 %3D O E 11
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