Question

Which of the following z-scores is NOT outside the middle 68% of the data for a normal distribution?

a.) -0.8
b.) -2.8
c.) 1.8
d.) 3.8

Answer 1

Explanation:

A, use three_digite rounding arithmetic to compute 13- 6 and determine the absolute,relative ,and percentage errors.

tepeat part (b) using three – digit chopping arithmetic.

Answer 2

The answer is B !!!!!