WorksheetsBinomial Probability Practice
Total questions: 15
Worksheet time: 1hrs 19mins
If p = 82%, what is q?
0.82
0.41
0.18
0.6724
Given n = 13 and p = 0.19 for a binomial distribution, find probability when r = 4
0.1399
9.88
0.81
0.1539
X is the number of heads when a fair coin is flipped 12 times
Find the probability of flipping a coin and landing on heads 4 times.
0.12
0.19
0.81
0.93
An algebra 2 test has 6 multiple choice questions with four choices with one correct answer each. If we just randomly guess on each of the 6 questions, what is the probability that you get exactly 3 questions correct?
0.962
0.132
0.831
0.250
In a survey, it is found that 25% of the bulbs in a particular shop are spoilt. Find the probability that out of 10 bulbs,
(a) exactly 3 bulbs are spoilt,
(b) more than 8 bulbs are in good condition.
(a) 0.2613; (b) 0.2540
(a) 0.2503; (b) 0.2440
(a) 0.3533; (b) 0.4440
(a) 0.2563; (b) 0.2540
What does the q or (1-p) stand for in the binomial probability formula?
Number of trials
Number of Successes
Probability of Successes
Probability of Failures
You are a terrible driver. Whenever you drive, there is a 70% chance that you will run over a pedestrian. If you go for a drive 15 times, what is the probability that you will run over no more than 6 pedestrians?
0.985
0.015
0.988
0.012
If you were to flip a coin 20 times, what is the probability you would get exactly 10 heads?
50%
17.62%
58.81%
41.19%
A survey found that 25% of pet owners had their pets bathed professionally rather than do it themselves. If 18 pet owners are randomly selected, find the probability that exactly 5 people have their pets bathed professionally.
3.42
1.03
0.072
0.199
Suppose 39% of Americans will vote for a presidential candidate in the independent party on election day. If a random sample of 8 voters are selected, what is the probability that more than 5 will vote for that independent candidate?
You are playing against Mr. Foreman in a student/faculty basketball game. You know he is terrible at free throws (he has an 8% accuracy rate), so you keep fouling him. If he attempts 18 free throws, what is the probability that he makes at most 3 of them?
0.05
0.95
0.17
0.83
Let n = 20, q = .6, Find the probability of 12 successes.
3.55%
35.55%
24%
12.90%
