Scores on a Test Have a Mean of 66 and a Standard

question 57

Multiple Choice

Scores on a test have a mean of 66 and a standard deviation of 9. Michelle has a score of 57. Convert Michelle's score to a z score.

• A) 9
• B) -1
• C) 1
• D) -9

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Definitions:

Crutches

Assistive devices used to transfer weight from the legs to the upper body during movement, often used after injury or surgery.

Exercise

Physical activities that are planned, structured, and repetitive for the purpose of conditioning any part of the body, improving health, and maintaining fitness.

Strength

The quality or state of being physically strong.

Flexibility

The quality of bending easily without breaking, often referring to the range of motion available in a muscle or joint.