The probability distribution function of a study is given as 2x k(x² – 1)3 ;2

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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I need the correct answer in this 2 question. I need solution in each. I will give upvote if you solve the two problems. Thank you.

 

The probability distribution function of a study is given as
;2< x< 4
f(x) = { 2x k(x² – 1)3
%3D
; otherwise
Determine P(2.5<x<4)
a. 0.9866
b. 0.8866
c. 0.08866
d. None of the above
Determine the mean.
а. 3.59
b. 2.59
c. 3.29
d. None of the above
Transcribed Image Text:The probability distribution function of a study is given as ;2< x< 4 f(x) = { 2x k(x² – 1)3 %3D ; otherwise Determine P(2.5<x<4) a. 0.9866 b. 0.8866 c. 0.08866 d. None of the above Determine the mean. а. 3.59 b. 2.59 c. 3.29 d. None of the above
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