Shepard and Metzler Measured the Amount of Time It Took

question 42

Multiple Choice

Shepard and Metzler measured the amount of time it took for participants to come to a decision of same versus different as a function of the degrees of difference between the two figures in a pair.They found that:

• A)reaction times were always equivalent, supporting the propositional view.
• B)reaction times were inversely proportional to the weighting of each figure in visual memory.
• C)the more the two figures were rotated away from each other, the more time it took participants to make their decisions.
• D)same judgments were always faster than different judgments.

---

Definitions:

Critical Value

A threshold in a statistical test that defines the boundary for deciding whether an observed statistic is extreme enough to reject the null hypothesis.

Alpha

A threshold value used in hypothesis testing to determine the significance level at which the null hypothesis is rejected in favor of the alternative hypothesis.

Non-directional Hypothesis

A hypothesis that does not predict the specific direction of the difference or relationship, only that one exists.

T-statistic

A statistic calculated from sample data used to assess the plausibility of the null hypothesis in t-tests.