Here Are Some Summary Statistics for All of the Runners $\text { time } = 121$

question 118

Multiple Choice

Here are some summary statistics for all of the runners in a local 12 kilometre race: slowest $\text { time } = 121$ minutes $\text { mean } = 76$ minutes $\text { median } = 76$ minutes $\text { range } = 91$ minutes $\mathrm { IQR } = 57$ $\mathrm { Q } 1 = 30$ standard $\text { deviation } = 13$ minutes
Between what two values are the middle 50% of times?

• A)30 and 87
• B)38 and 76
• C)15.2 and 60.8
• D)19 and 57
• E)121 and 30

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