Statistics for the behavioral Sciences
Approximately ________% of scores fall within 1 standard deviation
from the mean.
score of –1.0 is ________ on the standard normal curve compared to
score of 1.0.
The ________ is a distribution composed of many sample means.
According to the ________, as the size of the distribution of means
increases, it assumes a normal shape.
For a distribution of scores, the standard deviation is 30. If we create a
distribution of means based on samples of size 10, what is the
A common measure of spread for a distribution of scores is the
standard deviation, and a common measure of spread for a
distribution of means is the: