Exam 2: Methods in Psychology-Part A

Darley and Gross (1983)showed participants a video of a girl taking a reading test.They then asked participants to rate the girl's academic ability.These researchers found that participants rated her academic ability higher if they thought that she:

How is the psychological code of ethics as it pertains to respecting people enforced?

A graphical representation of the measurements of a sample that are arranged by the number of times each measurement was observed is a:

The statement "Eating less spinach is associated with a shorter life span" is an example of:

April must find four sources for a term paper she is writing on the effectiveness of public assistance such as welfare in combating poverty.April tends to oppose welfare on philosophical grounds.April probably will:

A scatterplot of a perfect negative correlation would depict a(n):

Which number represents the STRONGEST correlation coefficient (r)?

In an experiment,researchers exposed half the children to 2 hours of violence on television every day for a month and made sure the other half saw no violence on television at all.At the end of the month,they measured the aggressiveness in the children.The fact that the researchers arranged for some children to watch violence on television and others to not is an example of:

Mike wants to know how many licks it takes to get to the center of his all-day sucker.He tells his friends that "one full gyration of the tongue around the outer surface of the lollipop" is what constitutes a "lick." In an informal way,Mike is offering a(n)_____ but lacks a reliable _____ to answer the question.

A researcher using naturalistic observation will gathering scientific information by:

What is the mean of the number sequence 1 1 2 4?

The size of the population is signified by which symbol?

When every member of a population has an equal chance of being included in a sample,the sample is said to be _____ the population.

Consistent with psychological research,politicians tend to surround themselves with advisors who:

The arithmetic average of the measurements in a frequency distribution is the:

Describing time based on the duration it takes the earth to revolve around the sun is an example of a(n):

The ethical principle of _____ means that research participants are given enough information about a study to make a reasonable decision about whether or not to participate.

In an experiment,researchers exposed half of the participants to loud noise during a memory-encoding task.The room was quiet for the other half of the participants.Later,all participants were given a memory test and the number of correct items recalled was obtained for each participant.What is the independent variable?

An archaeologist discovers new evidence suggesting humans inhabited a particular area long before it was originally believed.Because these results are so novel,if the archaeologist is critically thinking,she should first:

Another term for a normal distribution is a _____ distribution.