Dr Klein Implemented a Study Examining Sleep Patterns and Mood

question 33

Multiple Choice

Dr. Klein implemented a study examining sleep patterns and mood in various environments. Participants in his study were asked to sleep in six distinct conditions: room temperature between 50 and 60 degrees Fahrenheit; room temperature between 61 and 70 degrees Fahrenheit; room temperature between 71 and 80 degrees Fahrenheit; room temperature between 81 and 90 degrees Fahrenheit; room temperature between 91 and 100 degrees Fahrenheit, and room temperature between 101 and 110 degrees Fahrenheit. Dr. Klein immediately began collecting data during the first experimental condition and continued to assess participants' sleep patterns and subsequent mood for each temperature condition. Dr. Klein is conducting a:

• A) Latin square design.
• B) longitudinal design.
• C) repeated-measures design.
• D) pretest-posttest design.

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Definitions:

Transform The Data

The process of applying a mathematical modification to data in order to make it more suitable for analysis.

Not Normal

Refers to data that does not follow a normal distribution, which can impact the choice of statistical tests.

Normally Distributed

A distribution of probabilities that exhibits balance around the mean, with a higher occurrence rate for data close to the mean compared to data farther from the mean.

Mean

The arithmetic average of a set of numbers, found by dividing the sum of all values by the count of values.