Exam 9: Multi-Group Design: Part 1

In an experiment studying caffeine intoxication,which of the following would be considered a placebo?

_____ is a statistical test in which both variables are categorical.This test generally tells us if the distribution of participants across categories is different from what would be expected.

Researchers set up a multigroup design and added a group that does not receive any form of the treatment and just completed the dependent variables in the experiment.This group is referred to as the:

If you have a multigroup design with seven groups,what is the minimum number of participants you should have for reasonable power in your study?

_____ is key to minimizing systematic differences between conditions before a study even begins.

The probability that the study will yield significant results is referred to as:

The association between the perception of global warming and hot or cold temperatures in a room was found to have a _____ relationship.

_____ are tests that examine all of the possible combinations of conditions in a way that statistically accounts for the fact that we did not predict them ahead of time.

Which of the following refers to when the participant actively attempts to identify the purpose of a research study?

Research suggests that the smell of a clean room elicits all of the follow behaviors,EXCEPT:

The study's ability to find differences between variables when there is a real difference is referred to as:

The independent variable (IV)is the variable in a research design that is:

_____ is an experimental strategy with implementation of three or more groups.

In an experiment,the group in which participants believe they are getting the treatment,but in fact are not receiving any type of treatment or manipulation is referred to as the:

A _____ is a statistical test that determines whether responses from the different conditions are essentially the same or whether the responses from at least one of the conditions differ from the others.

If researchers unintentionally introduce another variable or construct into a study,then _____ has also been introduced into the experiment.

_____ refers to employing the use of multiple methods or strategies to answer a research question.

A general rule suggests that you should have _____ participants per condition for adequate power.

In examining more than two participant groups or levels of an independent variable it is possible to discover:

The dependent variable (DV)is the variable in a research design that is: