Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

A final exam in Math 160 has a mean of 73 with standard deviation 9.8. Assume that a random sample of 24 students is selected

A final exam in Math 160 has a mean of 73 with standard deviation 9.8. Assume that a random sample of 24 students is selected and the test score of the sample is computed. Assuming the scores are normally distributed, what percentage of sample means are between 72 and 74? Round the standard score to the nearest tenth before using the z-score tables.Round the final answer to the nearest hundredth of a percent

Step by Step Solution

There are 3 Steps involved in it

Step: 1

blur-text-image

Get Instant Access with AI-Powered Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

blur-text-image

Step: 3

blur-text-image

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Essentials Of Statistics For The Behavioral Sciences

Authors: Frederick J Gravetter, Larry B. Wallnau

8th Edition

1133956572, 978-1133956570

More Books

Students also viewed these Mathematics questions