... a few steps?
Q#1)
suppose that a normal distribution has a standard deviation of 15 and that a data value of 50 has a standardized value of 3, find the mean ( Answer should be 5)?
Q#1) suppose that a normal distribution has a mean and standard deviation, a data value of -2, and a data value of 100 has a standardized value of 3 find the mean and the standard deviation. ( not really sure about the final answer, I'm confused)
thanks
