Author Question: We can use the standard normal curve as our model for a. perfectly normal distributions only. b. ... (Read 142 times)

jwb375 · **on:** Jun 20, 2018

We can use the standard normal curve as our model for

a. perfectly normal distributions only.
b. perfectly normal distributions only, when transformed to z-scores.
c. any approximately normal distribution, when transformed to z-scores.
d. any approximately normal distribution, when transformed to percentiles.

Question 2

The proportion of the total area under a normal curve between two z-scores corresponds to the ______ of that range of scores.

a. numeric magnitude c. frequency
b. variability d. relative frequency