Let probability distribution function of X be defined by x = 0,1, 2, 3. P(x) = %3D otherwise.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.6: Regression And Median-fit Lines
Problem 5PPS
Question

i need answer D only please, thanks

QI Let probability distribution function of X be defined by
x = 0,1, 2, 3.
P(x) =
otherwise.
Find the value of a.
(a)
(b)
Find P(-1 sX<4).
(c)
Calculate the mean and variance.
(d)
Find the value of E(2X- 11)
E(X) = >x- P(x
XA
Transcribed Image Text:QI Let probability distribution function of X be defined by x = 0,1, 2, 3. P(x) = otherwise. Find the value of a. (a) (b) Find P(-1 sX<4). (c) Calculate the mean and variance. (d) Find the value of E(2X- 11) E(X) = >x- P(x XA
Expert Solution
steps

Step by step

Solved in 3 steps

Blurred answer
Similar questions
  • SEE MORE QUESTIONS
Recommended textbooks for you
Glencoe Algebra 1, Student Edition, 9780079039897…
Glencoe Algebra 1, Student Edition, 9780079039897…
Algebra
ISBN:
9780079039897
Author:
Carter
Publisher:
McGraw Hill
Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
Algebra
ISBN:
9781133382119
Author:
Swokowski
Publisher:
Cengage