Exam 16: Psychology Applied to Work

Correlations tell us ________.

The point that divides a set of numbers in half is the ________.

If the dots on a scatter plot form a circle or random pattern, there is ________.

We can predict from a person's score on one measure how she will do on another measure by using the ________.

The sum of all the scores in a group divided by the number of scores is a measure called ________.

A scale that tells us about order but nothing about the distances between the quantities that are ordered is a(n) ________ scale.

Categorizing people according to whether they voted yes or no on a particular issue is an example of a(n) ________ scale.

The following distribution is ________.

A bar graph showing a frequency distribution is called a ________.

The probability that an experimenter's results are due to chance is called the ________.

About 68 percent of scores fall between ________ standard deviation(s) above and below the mean in a normal distribution.

Which of the following questions would be most appropriate in a correlational study?

Each of the following is true except ________.

After collecting all the research on gender differences in aggressive behavior, Estephan finds that 125 of them showed that males are more aggressive, 25 showed that females are more aggressive, and 50 showed no gender differences in aggression. Based on these findings, he concludes that males are more aggressive than females. To reach his conclusions, he used what is called ________.

A professor who classifies the students in the class according to whether or not they are psychology majors is using a(n) ________ scale.

We can say that one measurement is twice as large as another when ________ scales are used.

The arithmetical average is also called the ________.

The following graph is a ________.

For the numbers 17, 2, 9, 12, 15, the range is ________.

In a set of survey results, the mean is 15 and the standard deviation is 3. With these numbers we know that 99% of the scores are between ________.