Matt Is Shown Two Complex Three-Dimensional Images (A and B)

question 38

Multiple Choice

Matt is shown two complex three-dimensional images (A and B) and asked to determine if the images are identical. The images are aligned in different planes, so answering the question requires mentally rotating one of the images. Which of the following statements about Matt's task is true?

• A) The larger the required the rotation, the faster responding will be.
• B) The smaller the required rotation, the slower responding will be.
• C) The time it takes will be the same, regardless of the required rotation.
• D) There is a systematic correlation between the required rotation and reaction time.

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Definitions:

Significance Level

The probability of rejecting the null hypothesis in a statistical test when it is actually true, commonly denoted as alpha.

Statistically Significant

An observation or effect sufficiently large or important to be unlikely to have occurred by chance, as per a predefined threshold in hypothesis testing.

Confidence Interval

An aggregation of values, hailing from sample statistics, anticipated to envelop the value of an unseen population parameter.

Sample Mean

The average value of a sample set, calculated by summing all observations and dividing by the number of observations.