Find the expected value of the random variable in the experiment.
-Five rats are inoculated against a disease. The number contracting the disease is noted and the experiment is repeated 20 times. Find the probability distribution and give the expected number of rats contracting the disease.

A) 2.3
B) 2.4
C) .9
D) 1

Question

Find the expected value of the random variable in the experiment.
-Five rats are inoculated against a disease. The number contracting the disease is noted and the experiment is repeated 20 times. Find the probability distribution and give the expected number of rats contracting the disease.

A) 2.3 
B) 2.4 
C) .9 
D) 1

Quizplus · Accepted Answer

The Answer of Find the expected value of the random variable in the experiment.
-Five rats are inoculated against a disease. The number contracting the disease is noted and the experiment is repeated 20 times. Find the probability distribution and give the expected number of rats contracting the disease.

A) 2.3 
B) 2.4 
C) .9 
D) 1

Find the Expected Value of the Random Variable in the Experiment