Exam 19: Appendix A: Behavioral Statistics

Carol is drawing a graph of a frequency distribution in which she places the number of scores falling in each class as points on a line.Carol is graphing a

When measure X gets larger,measure Y also gets larger in a

The variability of a set of scores refers to which aspect of those scores?

Dots connected by straight lines are to a frequency polygon as a bar graph is to a

Regarding correlations,which of the following statements is FALSE?

A researcher studies the effects of a new therapy on a small group of depressed individuals in the hopes of generalizing these findings for use with all depressed people.This researcher is using __________ statistics.

A correlation describes the

If the points on a scatter diagram are clustered in a pattern that extends from upper left to the lower right,this would suggest that the two variables depicted are

In order to convert a number to a z-score,it is necessary,within a group of scores,to know the mean and the

Students' hat sizes and their college grades would be a

Which of the following correlations is depicted below?

Melissa is using the three measures of central tendency,which is a type of

The type of graph depicted below is a

The scatter diagram below depicts which type of relationship?

Which of the following correlation coefficients indicates the weakest relationship?

Which of the following is made by labeling class intervals on the abscissa,frequencies on the ordinate,and then drawing bars for each class interval with the height of each bar being determined by the number of scores in each class?

If two variables have a correlation of +1.00,then

The fewer days that students attend class,the lower their grades.This would be a

Matt is using a single score that describes how scattered or "spread out" his distribution of scores is.Matt is using a measure of

A bell-shaped distribution,with a large number of scores in the middle,tapering to very few extremely high and low scores is known as a