AP Psychology Statistics Review

Front

A frequency distribution

Back

is a way to present data visually in a table

Front

Your psychology professor wants to organize and summarize the scores on the first psychology test; which type of statistics is your professor most likely to use?

Back

descriptive statistics

Front

Which measure of central tendency is most likely to be used to describe the average score on a psychology test? Options: mean, median, mode, harmonic mean

Back

mean

Front

Which measure of central tendency is obtained by adding all the scores and dividing that total by the number of scores?

Back

mean

Front

Scores pile up at the low end of the scale in

Back

a positively skewed distribution

Front

When a survey about support for a new sports stadium shows almost everyone in favor and only a few against, how will the histogram of the results be distributed?

Back

negatively skewed

Front

Dr. Kleiman gives an exam where most of the students receive failing grades and only a few students receive high scores. When the exam scores are plotted, the distribution will be

Back

positively skewed

Front

In a strongly skewed distribution, the best indicator of central tendency is usually the

Back

median

Front

When scores are "bunched up" in the center of a distribution, the

Back

standard deviation will be relatively low

Front

The standard deviation

Back

indicates the average difference between each score in a group and the mean for that group of scores