A Lab at the DeBakey Institute Orders 150 Rats a Week

question 163

Multiple Choice

A lab at the DeBakey Institute orders 150 rats a week for each of the 52 weeks in the year for experiments that the lab conducts.Suppose the mean cost of rats used in lab experiments turned out to be $20.00 per week.Interpret this value.

• A)Most of the weeks resulted in rat costs of $20.00
• B)The median cost for the distribution of rat costs is $20.00
• C)The expected or average costs for all weekly rat purchases is $20.00
• D)The rat cost that occurs more often than any other is $20.00

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