Question
Scores of an IQ test have a bell-shaped distribution with a mean of 100 and a standard deviation of 12. Use the empirical rule to
Scores of an IQ test have a bell-shaped distribution with a mean of 100 and a standard deviation of 12.
Use the empirical rule to determine the following.
(a) What percentage of people has an IQ score between
76 and 124?
(b) What percentage of people has an IQ score less than
64 or greater than 136?
(c) What percentage of people has an IQ score greater than 112?
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
Sampling
Authors: Steven K Thompson
3rd Edition
111816296X, 9781118162965
