Exam 4: Measurement, Sampling, and Data Analysis

What is accomplished by a meta-analysis?

Which of the following sequences of "time (in seconds) spent looking" suggests that habituation is occurring?

A gradual decline in responding in the face of a repeated stimulus is known as

A graph summarizing the number of times that a score occurs in a data set is called a(n) ________.

Which of the following is true about Type I errors?

You finish your study, find no differences whatsoever between two groups of scores, but it is later determined that a true difference actually exists. You have made a(n) ______ error.

What is the essential difference between descriptive statistics and inferential statistics?

A _________ illustrates an estimated range of scores within which a population mean is likely to reside.

If a test is _______, then it will be low in measurement error.

Give an example of each of the four types of measurement scales.

What questions are answered by (a) null hypothesis significance testing, and (b) effect size analysis?

What information is conveyed in a confidence interval?

A test is said to be reliable if ___________, and valid if it _____________.

Which of the following is true about measures of behavior?

Describe the basic logic of hypothesis testing. Work these terms into the description: null hypothesis, alternative hypothesis, alpha level, Type I error, Type II error.

A test might not appear to be a good test of native intelligence and yet it might do a very good job of predicting how well someone does in school. That is, this test

Classification is the major purpose of a(n) ________ scale of measurement.

Define habituation and explain how it can be used to examine an infant's understanding of gravity.

In a maze learning study, a researcher compares the performance of laboratory-bred rats and wild rats, hoping to find that the wild rats are better. Which of the following is true?

Consider the use of reaction time as a measure of behavior. Describe its original use and the manner in which it is used today (for the latter, use the mental rotation studies as an example).