question. epare a probability distribution for the experiment. Let x represent the random variable, and let P represent the obability. 1) Three cards are drawn from a deck. The number of kings is counted. Ive the problem.

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ATH 1324 Unit 2 Review
me
ORT ANSWER. Write the word or phrase that best completes each statement or answers the question.
epare a probability distribution for the experiment. Let x represent the random variable, and let P represent the
obability.
1) Three cards are drawn from a deck. The number of kings is counted.
Ive the problem.
2) Amy has 5 blue, 2 red, and 3 green books to arrange on a shelf. In how many ways can the
books be arranged if books of the same color are identical and must be grouped together?
3) Amy has 3 blue, 2 red, and 5 green books to arrange on a shelf. In how many distinguishabl
ways can the books be arranged if books of the same color are identical?
ind the expected value of the random variable in the experiment.
4) 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.
withumber
Disease
0
2
3
4
5
Frequency
4
3
Total: 20
Page
Find the expected value for the random variable.
5) For a certain animal species, the probability that a female will have a certain number of
offspring in a given year is given in the table below. Find the expected number of offspring
per year.
Number of Offspring 0
2 3
Q Search
CHA
DELL
Transcribed Image Text:ATH 1324 Unit 2 Review me ORT ANSWER. Write the word or phrase that best completes each statement or answers the question. epare a probability distribution for the experiment. Let x represent the random variable, and let P represent the obability. 1) Three cards are drawn from a deck. The number of kings is counted. Ive the problem. 2) Amy has 5 blue, 2 red, and 3 green books to arrange on a shelf. In how many ways can the books be arranged if books of the same color are identical and must be grouped together? 3) Amy has 3 blue, 2 red, and 5 green books to arrange on a shelf. In how many distinguishabl ways can the books be arranged if books of the same color are identical? ind the expected value of the random variable in the experiment. 4) 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. withumber Disease 0 2 3 4 5 Frequency 4 3 Total: 20 Page Find the expected value for the random variable. 5) For a certain animal species, the probability that a female will have a certain number of offspring in a given year is given in the table below. Find the expected number of offspring per year. Number of Offspring 0 2 3 Q Search CHA DELL
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