Construct Probability Histograms
-A Lab Orders a Shipment of 100 $\begin{array}{l|ccc}\text { Price } & \$ 10.00 & \$ 12.50 & \$ 15.00 \\\hline \text { Probability } & 0.2 & 0.15 & 0.65\end{array}$

question 88

Multiple Choice

Construct Probability Histograms
-A lab orders a shipment of 100 rats a week, 52 weeks a year, from a rat supplier for experiments that the lab conducts. Prices for each weekly shipment of rats follow the distribution below:
$\begin{array}{l|ccc}\text { Price } & \$ 10.00 & \$ 12.50 & \$ 15.00 \\\hline \text { Probability } & 0.2 & 0.15 & 0.65\end{array}$
Suppose the mean cost of the rats turned out to be $13.63 per week. Interpret this value.

• A) The average cost for all weekly rat purchases is $13.63.
• B) Most of the weeks resulted in rat costs of $13.63.
• C) The median cost for the distribution of rat costs is $13.63.
• D) The rat cost that occurs more often than any other is $13.63.

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