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Suppose that 20 students take a statistics exam worth 100 points. The standard deviation of the exam scores is 5 points. Which one of the following statements gives the most reasonable description of the distribution of exam scores?a. All of the individual scores are five points apart.
b. The difference between the highest and lowest score is 5.
c. The difference between Q3 and Q1 is 5.
d. A typical score is within 5 points of the mea

Respuesta :

Using the standard deviation concept, it is found that the most reasonable description of the distribution of exam scores is given by:

d. A typical score is within 5 points of the mean.

What is the standard deviation of a data-set?

The standard deviation is the range by which the values are around the mean.

In this problem, this value is of 5, hence option d is correct.

More can be learned about standard deviation at https://brainly.com/question/24754716

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