A normal distribution of raw scores has a mean of 0 and a st

A normal distribution of raw scores has a mean of 0 and a standard deviation of 1. 34% of the distribution can be found between what two raw scores?

Solution

About 68 percent of scores fall between plus and minus one standard deviation from the mean.

That means 34 percent of the score falls +1 standard deviation from mean

And

34 percent of the score falls -1 standard deviation from mean.

Hence,

34 percent lie between 0 and +1

And

34 percent lie between 0 and -1

Answer Option

B