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Descriptive Statistics: Student Test Scores

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Six students in Mrs. Garcia's Spanish class received the following scores on a test:
10 12 5 2 5 8
Compute the following:
(a) The mean testing score
(b) The median testing score
(c) The modal testing score
(d) The range of the testing scores
(f) The standard deviation of the testing scores
(g) The quartiles Q1 and Q3 testing scores.

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Solution Summary

Descriptive statistics for student test scores are examined.

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(a). The mean testing score = (2+5+5+8+10+12)/6
(b). The median testing score = the average of 3rd and 4th score = (5+8)/2 because we have 6 data points
(c). The modal ...

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