The number of people in a department store is normally distributed with a mean of 85 and a standard deviation of 44. a) What is the probability that exactly 100 people will be in the store at any given time? b) What is the probability that fewer than 15 people will be in the store at any given time? c) what is the probability that more than 40 people will be in the store at any given time?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
icon
Related questions
Question

The number of people in a department store is normally distributed with a mean of 85 and a standard deviation of 44. a) What is the probability that exactly 100 people will be in the store at any given time? b) What is the probability that fewer than 15 people will be in the store at any given time? c) what is the probability that more than 40 people will be in the store at any given time?

 

Expert Solution
steps

Step by step

Solved in 2 steps with 1 images

Blurred answer
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