SOLUTION: An aptitude test has a mean of 220 and standard deviation of 10. find the corresponding z score for: a) a test score of 232 b) a test score of 212 Help please?????

Question 184791This question is from textbook
: An aptitude test has a mean of 220 and standard deviation of 10. find the corresponding z score for: a) a test score of 232 b) a test score of 212
Help please????? This question is from textbook

Answer by Edwin McCravy(20059) (Show Source): You can put this solution on YOUR website!
An aptitude test has a mean of 220 and standard deviation of 10. find the corresponding z score for: a) a test score of 232 b) a test score of 212
Help please?????


The formula for a z-score for a test score of x
with mean  and standard deviation 
is  



So for

a) a test score of 232










and for

b) a test score of 212










Edwin

RELATED QUESTIONS
An aptitude test has a mean of 220 and a standard deviation of 10, find the corresponding (answered by stanbon)
An aptitude test has a mean of 184 and a standard deviation of 17. find the corresponding (answered by Fombitz)
A Math test has a mean of 49 and standard deviation of 10.0. Find the corresponding z... (answered by robertb)
A Math test has a mean of 39 and standard deviation of 10.0. Find the corresponding z... (answered by moshiz08)
. A Math test has a mean of 36 and standard deviation of 11.0. Find the corresponding z... (answered by robertb)
A Math test has a mean of 35 and standard deviation of 18.0. Find the corresponding z... (answered by stanbon)
A Math test has a mean of 40 and standard deviation of 10.0. Find the corresponding z... (answered by jim_thompson5910)
A Math test has a mean of 43 and standard deviation of 17.0. Find the corresponding z... (answered by jim_thompson5910)
A Math test has a mean of 53 and standard deviation of 16.0. Find the corresponding z... (answered by ewatrrr)