Question

1. If one wanted to find the probability of ten customer arrivals in an hour at a service station, one would generally use the _____ probability distribution. a. Poisson b. exponential c. binomial d. hypergeometric The probability distribution for the number of goals the Lions soccer team makes per game is given below. Number Of Goals Probability 0 0.05 1 0.15 2 0.35 3 0.30 4 0.15 What is the probability that in a given game the Lions will score at least 1 goal? a. 0.55. b. 1.0. c. 0.95. d. 0.20. Which of the following is not a characteristic of an experiment where the binomial probability distribution is applicable? a. The experiment has a sequence of n identical trials. b. Exactly two outcomes are possible on each trial. c. The probabilities of the outcomes do not change from one trial to another. d. The trials are dependent. The student body of a large university consists of 60% female students. A random sample of 8 students is selected. What is the probability that among the students in the sample exactly two are male? a. 0.2090 b. 0.0896 c. 0.0007 d. 0.0413 Which of the following properties of a binomial experiment is called the stationarity assumption? a. The experiment consists of n identical trials. b. The probability of success is the same for each trial. c. Two outcomes are possible on each trial. d. The trials are independent.

          1. If one wanted to find the probability of ten customer
arrivals in an hour at a service station, one would generally use
the _____ probability distribution.
a. Poisson
b. exponential
c. binomial
d. hypergeometric

The probability distribution for the number of goals the Lions
soccer team makes per game is given below.
Number
Of Goals
Probability
0
0.05
1
0.15
2
0.35
3
0.30
4
0.15
What is the probability that in a given game the Lions will
score at least 1 goal?
a.
0.55.
b.
1.0.
c.
0.95.
d.
0.20.

Which of the following is not a
characteristic of an experiment where the binomial probability
distribution is applicable?
a.
The experiment has a sequence of n identical
trials.
b.
Exactly two outcomes are possible on each trial.
c.
The probabilities of the outcomes do not change from one trial
to another.
d.
The trials are dependent.

The student body of a large university consists of 60% female
students.  A random sample of 8 students is selected. 
What is the probability that among the students in the sample
exactly two are male?
a.
0.2090
b.
0.0896
c.
0.0007
d.
0.0413

Which of the following properties of a binomial experiment is
called the stationarity assumption?
a.
The experiment consists of n identical
trials.
b.
The probability of success is the same for each trial.
c.
Two outcomes are possible on each trial.
d.
The trials are independent.

Added by Candice S.

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