Posted by Sarah on Thursday, December 17, 2009 at 11:15am.
bob received a z score of 0.9 on a college entrance exam. If the raw scores have a mean of 540 and a standard deviation of 80 points,what is his raw score?

Statistics  PsyDAG, Friday, December 18, 2009 at 11:26am
Z = (score  mean)/ standard deviation
.9 = (score  540)/80
Solve for score.

Statistics  arun, Monday, January 25, 2010 at 1:33am
i can learn statistics problems

Statistics  jamie, Wednesday, September 24, 2014 at 9:44pm
The mean scores on the stats exam was 75 points with a standard deviation of 5 points and becks z score was 2. How many points did he score?
Answer This Question
Related Questions
 math (statistics  John's zscore on a college entrace exam is 1.3. If the raw ...
 statistics  say that you have a distribution of exam scores with a mean of 57 ...
 math  Find the zscore for the given raw score, mean, and standard deviation. ...
 Statistics  In a normal distribution of scores, four participants obtained the ...
 Statistics  In a normal distribution of scores, four participants obtained the ...
 Statistics  For the following set of scores, fill in the cells. The mean is 70 ...
 statistics  a) What is the standard deviation of the set of data? b) What raw ...
 statistics  Eric has computed that it takes an average (mean) of 17 minutes ...
 math  Find the zscore for the given raw score, mean, and standard deviation. ...
 math  Find the zscore for the given raw score, mean, and standard deviation. ...
More Related Questions