If a data value in a normal distribution has a negative z-score, which of the following must be true? The data value must be

Question

If a data value in a normal distribution has a negative z-score, which of the following must be true?
The data value must be negative.
O The data value must be positive.
O The data value must be less than the mean.
O The data value must be greater than the mean.

Kunduz · Accepted Answer

Click to see the answer