Exam 2: Research Methodology

The Hawthorne effect refers to changes in behavior associated with:

If a participant responds that she is getting a grade of A in a class but really is getting a B,she might not be lying; she might remember only her high test scores in that class.Such behavior involves:

Which of the following statements is true of theories in science?

This type of study can be described as a "study of studies":

There is a correlation between depression and memory: When people suffer from depression frequently,they often display worse memory than people who suffer from depression less frequently.Genetics,however,may have an effect on a study participant's depression and memory.This combination of factors is known as:

Psychologists have greater confidence in research results when:

If a participant always shows fast reaction times on a visual task not because she is good at the task but because she can hear the experimenter start the presentation and can get ready for the stimulus,her data will show a high level of:

In which of the following types of descriptive studies does a researcher remain separated from the situation and makes no attempt to change it?

If a person wants people to determine the average weight of customers in a store,she could create a questionnaire where people check a category that indicates their weight: 110 to 119 pounds,120 to 129 pounds,and so forth.What statistic would be useful so she can include enough weight categories on her questionnaire?

The most important distinction between the scientific method and casual observation is that scientific inquiry is more:

A research team told one group of people they would hear a set of jokes that were very funny and a second group that they would hear jokes that were not very funny.A third group was not told anything about the jokes.The jokes in all conditions were the same.Research with this design is:

Anam is studying the intelligence of a group of people as they progress through early adulthood to old age.Her approach should involve:

A store owner wants to make sure she has enough shirts in the right sizes in her inventory,so she buys a lot of shirts in the most popular size.In order to make this purchase,what type of statistic would she want to know?

Which of the following types of studies allows the researcher to establish causality between an independent variable and a dependent variable?

Students who study a little for tests tend to make more errors on tests; students who study a lot tend to make fewer errors.If a researcher collected data on such test scores,she would likely spot a(n):

The mean,median,and mode are all examples of:

Scientists conduct _____,which involves the careful and systematic collection of data.

When a researcher joins a social group and talks to the members in order to study that group,the approach is referred to as:

Throughout psychology's history,research with animals has been especially important in the area of _____.Today,animal research is becoming increasingly important in the area of _____.

Which of the following is likely to be associated with observer bias?