Exam 10: Experimental Design and Analysis II

In a correlated-groups design, if n = 20, then df =​

One advantage of the correlated-groups t test over the independent-groups t test is that it reduces the error variance due to​

If researchers reported that, for a correlated-groups design, t(20) = 3.57, p

A mechanism for controlling order effects either by including all orders or treatment presentations or by randomly determining the order for each participants is

A problem for within-subjects designs in which the order of the conditions has an effect on the dependent variable is

For a correlated-groups t test, the alternative hypothesis states that​

Explain what counterbalancing is, how it is achieved, and which confound it helps to minimize.​

t_cv = 3.35 and t_obt = -3.55. Based on these results, we​

If the null hypothesis is true, then the t test should be close to​

_____ are more of a concern for _____-subject designs, but tend not to be as great a concern for _____-subject designs.​

When using a correlated-groups t test, df =​

Identify the two types of correlated-groups designs discussed in the text and explain why each is considered a correlated-groups design.​

Which of the following t test results has the greatest chance of statistical significance?​

Which of the following are aspects of a study that can increase power?​

For a correlated-groups t test, the null hypothesis states that​

If a correlated-groups t test and an independent-groups t test both have df=16, which experiment used more participants?​

A design in which the participants in the experimental and control groups are related in some way is a _____ design.​

Concerns for within-subjects designs frequently include _____ and _____.​

A design in which the same participants are used in each condition is a _____ design.​

Which of the following is a type of correlated-groups designs?