To find the z-score value is associated with the lowest 20% of the normal distribution, first
A) look in column D of the normal distribution table.
B) translate the 20% into a proportion.
C) look in column B of the normal distribution table.
D) look in column A of the normal distribution table.

Question

Quizplus · Accepted Answer

To find the z-score value associated with the lowest 20% of the normal distribution, we need to first translate 20% into a proportion, which gives us 0.20. We can then look in the body of the normal distribution table (not in any particular column) to find the corresponding z-score value.

To Find the Z-Score Value Is Associated with the Lowest