Let the random variable X follow a standard normal distribution. If P(X < 70.75) = 0.75, what is 70.75 (a) 0.675 (b) 0.750 (c) 0.525 (d) 0.921 (e) None of the above

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...
icon
Related questions
Question
Let the random variable X follow a standard normal distribution. If
P(X < 70.75) = 0.75, what is 0.75
(a) 0.675
(b) 0.750
(c) 0.525
(d) 0.921
(e) None of the above
Transcribed Image Text:Let the random variable X follow a standard normal distribution. If P(X < 70.75) = 0.75, what is 0.75 (a) 0.675 (b) 0.750 (c) 0.525 (d) 0.921 (e) None of the above
Expert Solution
Step 1: Calculation for critical value we have given as

Let X denotes the standard normal distribution 

We have to find π0.75 

P(X<π0.75)=0.75



steps

Step by step

Solved in 3 steps with 1 images

Blurred answer
Similar questions
  • SEE MORE QUESTIONS
Recommended textbooks for you
A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
Probability
ISBN:
9780134753119
Author:
Sheldon Ross
Publisher:
PEARSON
A First Course in Probability
A First Course in Probability
Probability
ISBN:
9780321794772
Author:
Sheldon Ross
Publisher:
PEARSON