Exam 2: Research Methods

Dr. Murdock is investigating to see if there is a relationship between mothers nutrition intake and the number of children born into a family. Which type of statistic should she use? Explain your choice.

List the steps of the scientific method and provide and example of each.

Virginia wants to study the effectiveness of different training methods on nurses' ability to properly give vaccinations. To measure the effects of training, she gives nurses an hour-long written exam. What type of validity is reduced by this method? Explain your selection.

Caitlin is in an experiment in which her reaction to violent videos is being measured. This measurement of the study outcome would be called what

The following statement is intended to measure what "I am always courteous, even to people who are disagreeable."

Love, aggression, and intimacy are all examples of what

Which research technique is best at eliminating confounding variables

Virginia tells the study participants not to write their names on the tops of their surveys so that their answers will be anonymous. She is likely trying to ensure which aspect of ethical research

Dr. Carlson is studying the effect of temperature on memory. One week he has 20 participants test in a cold room. The next week he has the same 20 participants test in a hot room. This is what type of research design

Which best explains the definition of statistical significance

Which is the best definition for a one-shot case study

Basic researchers are most likely to work in the "real world" trying to find practical solutions.

What is one difference between a correlation coefficient and an ANOVA

Poor external validity increases the likelihood of confounding variables.

Which of the following p values most likely reflects a result that occurred by chance

Which of the following correlation coefficients is weakest

Institutional review boards are typically composed exclusively of research psychologists.

Which is a systematic way of creating knowledge through observation, forming a hypothesis, testing the hypothesis, and interpreting results

If two bell-shaped curves have large overlap and their average scores are close, this means what is small

Which of the following increases external validity