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The average score of students on an anthropology test is 32, and the standard deviation is 3.5. For this normally distributed data, the probability of which range of scores is represented by the area of the shaded region of the given curve?

A. 28.5 to 32
B. 28.5 to 35.5
C. 25 to 39
D. 25 to 35.5

Answer :

Final answer:

The probability of the range of scores represented by the shaded region is 25 to 35.5.

Explanation:

The probability of the range of scores represented by the shaded region of the given curve is option D, which is 25 to 35.5.

The shaded region represents the area under the normal distribution curve that falls within that range of scores.

To calculate the probability, we can convert the scores into z-scores and use the standard normal distribution table or a calculator to find the area under the curve.

Learn more about probability here:

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