Exam 2: Scientific Methods in Psychology

A survey

If a theory is "falsifiable," then it

According to the principle of parsimony,we should prefer the theory that

One problem with using anecdotes as evidence for ESP (or for anything else)is that anecdotes are,by their very nature,

Mathematical summaries of data are known as

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?

An instructor gives weekly tests to one class and just one midterm exam to another class.Both classes get the same final exam.The instructor compares performances on the final exam to see whether the weekly tests affected students' performance.What is the independent variable in this experiment?

In both our legal system and in science,which side of a dispute bears the "burden of proof"?

Consider the following set of scores on a quiz: 2,2,3,5,8.The mode for this set of scores is 2.

Which of the following is an operational definition of "anxiety"?

A survey asked how many sex partners you hope to have in the future.The majority of men answered 1,2,or 3,yet the mean was 64.How can that be?

Adding all the scores together in a set of scores and dividing by the number of scores would give you the

In both science and a criminal trial,who has the "burden of proof"-that is,the obligation to demonstrate that their claims are correct?

Ethical standards for the treatment of participants

A blind observer is an observer who

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?

An experimenter kept students in a hot,neutral,or cold room and then tested their ability to memorize poetry.What was the independent variable in this experiment?

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

Which of the following is true of all normal distributions?

One reason why illusory correlations arise and persist is that