Question

Which of the following describes a set of data whose histogram approximates a normal curve? Check all that apply.

A. The sum of the data values must be 1.
B. All of the data values have to be positive.
C. Most of the observations are near the mean of the data set.
D. The observations trail off at values far from the mean.
E. The histogram of the data is exactly the same as the normal curve.

Answer 1

someone know the ANSWER?

Answer 2

I think it will be C and D. Not sure about E.

Answer 3

yup! :) thank you