Exam 2: Scientific Methods in Psychology

Mathematical summaries of results are called __________ statistics, while statistics that inform about the entire population, based on information collected from small samples, are called __________ statistics.

The __________ is the most common score in a set of scores.

In a normal distribution, most scores cluster around the

What does an Institutional Review Board do?

A solid theory would be one that

The horse named Clever Hans that seemed to answer mathematical questions, got the answers from?

Some people believe that genius is associated with insanity, although they have no scientific evidence to support their claim. This is an example of

A falsifiable theory

If the standard deviation is small, then

If the correlation between variable A and variable B is 0, then

The __________ is the middle score in an ordered set of values.

An investigator who wishes to study the attitudes of people in Illinois identifies 1,000 people in Illinois, taking care that the percentages of male and female, black and white, young and old are the same in the sample as in the total population of the state. What kind of sample is the investigator trying to obtain?

Mathematical summaries of data are known as

The best way to describe a double-blind study is to say that

The Lizard Lick State Fighting Nematodes scored 50, 50, 55, 60, and 85 points in their first five basketball games. What was their median score?

A group of seven students receive the following scores on a test: 87, 88, 89, 86, 85, 90, and 35. What is the median score?

In what situation is the median a preferred measure of central tendency over the mean?

Jane Goodall spent years observing chimpanzees eat, interact, and live in the wild. Her technique would best be described as

In order to study the attitudes of the people who live in Tennessee, I obtain a copy of the census of that state and interview every 1,000th person on that list. My procedure will provide an approximately

The cues that tell a participant what is expected or what the experimenter hopes to find are known as