The Sample Mean for a Recent Introductory Psychology Test Was

question 17

Multiple Choice

The sample mean for a recent introductory psychology test was 78,and the sample variance was 9.If a student's z-score = -2.0,what was this student's raw test score?

• A)84
• B)60
• C)72
• D)96

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Definitions:

Using Words

The capacity or action of employing language and vocabulary to communicate thoughts, ideas, or feelings.

Phonemes

The smallest units of sound in a language that can distinguish one word from another, such as the difference between the "p" sound in "pat" and the "b" sound in "bat."

Graphemes

The smallest functional units of writing in a language that represent sounds or phonemes, such as letters, Chinese characters, and other written symbols.

Phonetics

The branch of linguistics that studies the sounds of human speech, including their production, transmission, and perception.