Here Are Some Summary Statistics for the Recent English Exam $\text { score } = 31 \text {, }$

Here are some summary statistics for the recent English exam: lowest $\text { score } = 31 \text {, }$ mean $\text { score } = 67 \text {, }$ $\text { median } = 81.2 \text {, }$ $\text { range } = 79 \text {, }$ $\mathrm { IQR } = 60 \text {, }$ $\mathrm { Q } 1 = 27 \text {, }$ standard $\text { deviation } = 8.6 \text {. }$ Between what two values are the middle 50% of the scores found?

A) 31 and 110
B) 67 and 81.2
C) 27 and 87
D) 16.75 and 50.25
E) 20.3 and 60.9

Correct Answer:

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