Asked by Becky

What is the standard deviation of a normal distribution, whose mean is 35, in which an x-value of 23 has a z-score of -1.63?
Answered by MathGuru
Use z-score formula and solve for standard deviation:

z = (x - mean)/sd

-1.63 = (23 - 35)/sd

Solve for sd.
There are no AI answers yet. The ability to request AI answers is coming soon!