An Exam Has a Mean of 75 and a Standard

question 25

Multiple Choice

An exam has a mean of 75 and a standard deviation of 8. What exam score is 1.5 standard deviations above the mean?

• A) 83.5
• B) 76.5
• C) 87
• D) 91

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Definitions:

Causal Factors

Elements or conditions that bring about an effect or contribute to producing a result.

Experimental Method

A research methodology that systematically manipulates one or more variables to determine their effects on other variables, typically used to establish cause-and-effect relationships.

Variables

Elements or factors that can change and affect the outcome of an experiment or study.

Naturalistic Observation

A research method in which subjects are observed in their natural environment without any manipulation by the observer, allowing for authentic behavior capture.