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

question 88

Multiple Choice

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

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Definitions:

Pyroclastic Deposits

Accumulations of volcanic material ejected during an eruption, including ash, bombs, and blocks.

Composite Volcano

A volcano built by both lava flows and pyroclastic eruptions, typically featuring steep profiles and explosive activity.

Shield Volcano

A broad, domed volcano with gently sloping sides, primarily formed by the eruption of low-viscosity lava.

Caldera

A large volcanic crater formed by a major eruption leading to the collapse of the mouth of the volcano.