Page 154 - Probability Demystified

CHAPTER 8 Other Probability Distributions 143

3. Which distribution can be used when the variable occurs over time?

a. Geometric
b. Multinomial
c. Hypergeometric
d. Poisson
4. Which distribution can be used to determine the probability of an
outcome occurring on a specific trial?
a. Geometric
b. Multinomial
c. Hypergeometric
d. Poisson
5. The probabilities that a page of a training manual will have 0, 1, 2, or 3
typographical errors are 0.75, 0.15, 0.10, and 0.05 respectively. If
6 pages are randomly selected, the probability that 2 will contain
no errors, 2 will contain one error, one will contain 2 errors, and
one will contain 3 errors is
a. 0.078
b. 0.063
c. 0.042
d. 0.011
6. A die is rolled four times. The probability of getting two 3s, one 4,
and one 5 is
1
a.
36
1
b.
72
1
c.
108
5
d.
36
7. If 5 cards are drawn from a deck without replacement, the probability
that exactly three clubs will be selected is
a. 0.08
b. 0.02
c. 0.16
d. 0.003