A Lab Orders a Shipment of 100 Rats a Week $$\begin{array} { l | c c c } \text { Price } & \$ 10.00 & \$ 12.50 & \$ 15.00 \\\hline \text { Probability } & 0.2 & 0.3 & 0.5\end{array}$$

question 91

Multiple Choice

A lab orders a shipment of 100 rats a week, 52 weeks a year, from a rat supplier for experiments that the labconducts. Prices for each weekly shipment of rats follow the distribution below: $$\begin{array} { l | c c c } \text { Price } & \$ 10.00 & \$ 12.50 & \$ 15.00 \\\hline \text { Probability } & 0.2 & 0.3 & 0.5\end{array}$$ How much should the lab budget for next yearʹs rat orders assuming this distribution does not change. (Hint:find the expected price.)

• A) $689.00
• B) $13.25
• C) $1325.00
• D) $3,582,800.00

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Definitions:

Operant Conditioning

A learning process through which the strength of a behavior is modified by reinforcement or punishment.

Phobia

An extreme or irrational fear of or aversion to something.

Tarantula

A type of large, hairy spider belonging to the family Theraphosidae, known for their size and often kept as exotic pets.

Overcome

To successfully deal with or gain control of something difficult.