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Mathematics, 05.12.2019 02:31 AnaiyaKirksey8
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the probability of success in each of the 58 identical engine tests is p=0.92. what is the mean of this binomial distribution?
4.3
53.4
2.1
63.0
the minimum usual value of a binomial distribution is 89.3. the maximum usual value is 102.8. which of the following values would be considered usual for this distribution?
103
89
91
125
a local poll found that only 17% of the 546 people surveyed feel the mayor's new city tax plan is effective. find the mean of this binomial distribution.
77.0
453.2
8.8
92.8
36% of the 1035 people who watched the new sequel to a popular action movie thought it was better than the orginal. find the mean.
372.6
238.5
662.4
15.4
a bonus activity in a popular video game allows the gamer to choose from several boxes to acquire a rare and useful item. the probability of success is 0.2. with 35 attempts, find the standard deviation.
2.4
7.0
5.6
0.2
the probability of a child being born with light-colored eyes to two particular parents is 0.25. the parents intend to have 5 children. find the variance of this binomial distribution.
0.9
1.0
1.3
3.8
the probability of students choosing the left lunch line at school is p=0.431. find the variance of the binomial distribution of 982 students choosing the left lunch line today.
423.2
558.8
15.5
240.8
a couple of college students, frustrated with the current class registration process, decide to survey 500 random students on campus. they find that 84% are also dissatisfied. what is the standard deviation of this binomial distribution?
420.0
8.2
67.2
0.1
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