What proportion of scores on the z distribution would fall between a z of -1.00 and a z of 1.96?
A).3413
B).4750
C).8163
D).1683

Question

Quizplus · Accepted Answer

The area between a z-score of -1.00 and 1.96 in a standard normal distribution (z-distribution) is approximately 0.8163 or 81.63%. This is found by adding the area from the mean to -1.00 (which is 0.3413 or 34.13%) to the area from the mean to 1.96 (which is 0.4750 or 47.50%).

What Proportion of Scores on the Z Distribution Would Fall