Mean of 25 and standard deviation of 5. Rescale the test using linear transformation so that the mean is 100 and the standard deviation is 20...
I know I have to use xnew=a+bx. But at that point I'm stuck...and my book has no good examples!
Mean of 25 and standard deviation of 5. Rescale the test using linear transformation so that the mean is 100 and the standard deviation is 20...
I know I have to use xnew=a+bx. But at that point I'm stuck...and my book has no good examples!