Stats/Methods II

JEOPARDY

JeopardyHypothesis Testing

Between Subjects

Within Subjects

Experiments Misc.

$100 $100$100 $100$100

$200 $200 $200 $200 $200

$300 $300

$500$500

$400

$300

$400

$300 $300

$400

$500$500$500

$400$400

Hypothesis Testing--$100

Concluding there is a difference in the population when, in reality, there is no difference.

answer

Hypothesis Testing--$200

Detecting a difference in the population when a difference really exists.

answer

Hypothesis Testing--$300

Concluding there’s no difference when, in fact, a difference exists

answer

Hypothesis Testing--$400

This is the ratio of the mean difference to the population standard deviation. The bigger the result, the better…

answer

Hypothesis Testing--$500

The value of the test statistic is not a good indicator of effect size because it is biased by

answer

Between Subjects--$100

Another name for a between-subjects design.

answer

Between Subjects--$200

In order to attribute differences between groups to treatment effects, we must prevent ____ ______ from becoming a confound.

Equality please.

answer

Between Subjects--$300

In general, a t-test can be expressed as this ratio.

answer

Between Subjects--$400

_____ ______ is the most popular method used to equally distribute potential confounding variables across treatment conditions.

answer

Between Subjects--$500

Two disadvantages of the between-subjects design.

answer

Within Subjects--$100

If 15 people each contribute two scores to your study, then n = ___?

answer

Within Subjects--$200

A variant of the repeated samples design in which great care is taken to minimize individual differences between two participants—one is then assigned to treatment 1 and the other is assigned to treatment 2.

answer

Within Subjects--$300

What does X2 – X1 yield in a within-subjects design?

answer

Within Subjects--$400

Do this to deal with carryover effects and progressive error.

answer

Within Subjects--$500

A within-subjects design is very useful to study changes in a particular individual _____ ____.

answer

Experiments--$100

The no-treatment condition in an experiment.

answer

Experiments--$200

An extraneous variable becomes a ____ ____ only if it systematically influences the dependent variable.

answer

Experiments--$300

Directly measures whether the IV has the intended effect on the participant.

answer

Experiments--$400

The 2 interpretation problems that exist in correlational research but are eliminated in experimental research.

answer

Experiments--$500

Two active (and often laborious) ways to control extraneous variables.

answer

Misc.--$100

The critical region for z is determined by consulting this.

answer

Misc.--$200

This is used to compare two means when the population standard deviation is NOT known.

answer

Misc.--$300

An independent groups design has 2 treatment conditions and 18 df. The total number of subjects must equal ___.

answer

Misc.--$400

Using a less diverse population will directly decrease this measure.

answer

Misc.--$500

Increasing the intensity of the experimental procedure should increase this.

answer

Hypothesis Testing--$100

A: What is Type I error?

Back to board

Hypothesis Testing--$200

A: What is power?

Back to board

Hypothesis Testing--$300

A: What is Type II error?

Back to board

Hypothesis Testing--$400

A: What is Cohen’s d (effect size)?

Back to board

Hypothesis Testing--$500

A: What is the number of participants in the sample?

Back to board

Between Subjects--$100

A: What is an independent measures design?

Back to board

Between Subjects--$200

A: What are individual differences?

Back to board

Between Subjects--$300

A: What is obtained (observed) difference over difference expected by chance alone?

Back to board

Between Subjects--$400

A: What is random assignment?

Back to board

Between Subjects--$500

A: What are (1) need large N and (2) each score is from a different person (individual differences)?

Back to board

Within Subjects--$100

A: What is 15?

Back to board

Within Subjects--$200

A: What is a matched pairs or related samples design?

Back to board

Within Subjects--$300

A: What is a difference score?

Back to board

Within Subjects--$400

A: What is counterbalance the order of treatments?

Back to board

Within Subjects--$500

A: What is across time?

Back to board

Experiments--$100

A: What is the control group?

Back to board

Experiments--$200

A: What is a confounding variable?

Back to board

Experiments--$300

A: What is a manipulation check?

Back to board

Experiments--$400

A: What are the (1) directionality problem and (2) the third-variable problem?

Back to board

Experiments--$500

A: What are (1) holding constant and (2) matching across treatment conditions?Back to board

Misc.--$100

A: What is the unit normal table?

Back to board

Misc.--$200

A: What is a t-test?

Back to board

Misc.--$300

A: What is 20?

Back to board

Misc.--$400

A: What is standard deviation?

Back to board

Misc.--$500

A: What is effect size?

Back to board