Question
The scores on a psychology exam were normally distributed with a mean of 64 and a standard deviation of 8 A failing grade on the
The scores on a psychology exam were normally distributed with a mean of
64
and a standard deviation of
8
A failing grade on the exam was anything 2 or more standard deviations below the mean.
What was the cutoff for a failing score?
(Simplify your answer.)
Approximately what percentage of the students failed?
(Round to one decimal place as needed.)
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started
Algebra And Trigonometry
Authors: Cynthia Y Young
3rd Edition
1118475755, 9781118475751
