Exam 2: Reading and Evaluating Scientific Research

Which of the following statements describes the amount of cognitive and emotional risk to participants allowed in psychological research today?

Watching behavior in real-world settings is known as ___________.

A psychologist uses the correlational method to _________.

Keisha performs an experiment with two randomly assigned groups of school children.The first group is allowed 15 minutes of recess play before a math test,while the second group watches a video before the test.When she analyzes the test scores,she finds that there is a statistical difference between the groups,with the recess group scoring higher on average.Which conclusions can be drawn from this result?

Appeals to authority are generally considered a(n)____________ kind of evidence because _______________________.

A researcher wished to study the relationship between high school grades and college grades.Of the following research methods,which would be the most appropriate?

Mr.Marshall hired June to collect data from a group of subjects.Neither June nor the subjects were aware of the independent variable that Mr.Marshall had manipulated.This is an example of _______.

Surveys and questionnaires are used to collect self-report data.

Kia and her friend are discussing why so many child actors become troubled adults.Kia says,"Obviously they were spoiled as children,which made them unprepared to become adults." From a scientific point of view,what is wrong with Kia's statement?

A "fake treatment" is one way to define a ______.

Confidentiality requires researchers to do which of the following?

Researchers should store their data after they present or publish it because:

Describe and compare correlational research and experimental research.What key advantage does experimental research have over correlational research?

A researcher uses a blood pressure cuff (technically called a sphygmomanometer)to measure the blood pressure of participants while they are shown sexual,violent,or relaxing videos.The blood pressure measurement in this study is an example of ______________.

Dr.Rose gives a standardized personality test to a group of psychology majors in January and again in March.Each individual's score remained nearly the same over the two-month period.From this,Dr.Rose can infer that the test is _____.

Ada's professor tells her class that the average score on the last test was 72 points.Ada wants to know if most students actually scored near 72,or if the grades were more spread out,with many students doing much better or worse than a 72.What statistic could Ada ask her professor to calculate to help answer her question?

In an experiment,the "measurable aspect of the behavior of the subject" is called the __________ variable.

Although not ideal,researchers often use _______________ samples,which are samples of individuals that are the most readily available.

In a double-blind experiment,neither the participant nor the researcher knows which treatment group the participant is in.

The purpose of a control group in an experiment is to: