The average height of grade 11 female students of a certain college is approximately normally distributed with mean of 165.2cm and standard deviation of 7.3 cm. Find the probability that a random sample of 45 will have an average height of a. Less than 162 cm b. Between 163 cm and 167 cm c. Greater than 161 cm

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

SOLVE AND GRAPH THE FOLLOWING. WRITE COMPLETE AND NEAT SOLUTIONS.

The average height of grade 11 female students of a certain college is
approximately normally distributed with mean of 165.2cm and standard
deviation of 7.3 cm. Find the probability that a random sample of 45 will have
an average height of
a. Less than 162 cm
b. Between 163 cm and 167 cm
c. Greater than 161 cm
Transcribed Image Text:The average height of grade 11 female students of a certain college is approximately normally distributed with mean of 165.2cm and standard deviation of 7.3 cm. Find the probability that a random sample of 45 will have an average height of a. Less than 162 cm b. Between 163 cm and 167 cm c. Greater than 161 cm
Expert Solution
steps

Step by step

Solved in 2 steps with 2 images

Blurred answer