Asked by Mike

Suppose scores on an IQ test are normally distributed. If the test has a mean of 100 and a standard deviation of 10, what is the probability that a person who takes the test will score between 90 and 110?
Answered by Reiny
wonderful program for your type of question.
Just enter the mean and sd ,then 90 and 110 for the 'between'
Answered by Reiny
forgot the link

http://davidmlane.com/hyperstat/z_table.html
Answered by Mike
Cool, thanks!
Answered by Anonymous
Scores on an IQ test are normally distributed. If the test has a mean of 100 and a SD of 10, what is the probability that a person who takes the test will score between 90 and 110?
Answered by Question
What is an IQ test