On the normal distribution, the Z score of 1 marks 84.13% under the curve. Which of the statement is NOT true?
A) 84.13% of the data are under the Z score of 1
B) 15.87% of the data are above the Z score of 1
C) The Z score of 1 shows the 84.13 percentile score
D) The Z score of 1 shows the 15.87 percentile score

Question

Quizplus · Accepted Answer

The Z score of 1 corresponds to the 84.13 percentile, meaning 84.13% of the data fall below this score, not the 15.87 percentile. The 15.87 percentile would be below the mean, not above it as a Z score of 1 indicates.

On the Normal Distribution, the Z Score of 1 Marks