9 Answered Questions for the topic Bernoulli trials

Bernoulli Trials Finite Mathematics

02/28/17

Among all families with five children, what is the probability that there are more girls than boys?Assume the probabilities of a girl or boy are equally likely
Unsure how to go about this problem. Any ideas?
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Bernoulli Trials

11/18/16

involving a true-false test. Assume that 9 questions are answered by guessing. What is the probability of at least 6 correct answers?
involving a true-false test. Assume that 9 questions are answered by guessing.What is the probability of at least 6 correct answers?
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Bernoulli Trials

10/10/15

A fair die is thrown 9 times. What is the probability of getting point 1 on exactly 3 of the 9 throws?
A fair die is thrown 9 times. What is the probability of getting point 1 on exactly 3 of the 9 throws? Give your answer as a decimal number, with 4 decimal places.   Bernoulli Trials
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Bernoulli Trials

10/10/15

MP3 players are manufactured with a 10% defective rate. if 9 players are selected from the assembly line, find the probability that at least 2 are defective.
Bernoulli Experiments, using the binomial formula C(n,k)*(p)^k*(1-p)^n-k
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06/15/15

Bernoulli Principle
A certain drug was developed, tested, and found to be effective 80% of the time. Find the probability of successfully administering the drug to at least 10 out of 11 patients. (Round your answer to... more
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Bernoulli Trials Probability Fractions Sets

04/06/15

What is the probability of getting exactly 4 correct answers?
a multiple-choice test in which each question has 4 choices only one of which is correct. Assume that 7 questions are answered by guessing randomly.What is the probability of getting exactly 4... more
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Bernoulli Trials Probability Fractions Sets

04/06/15

What is the probability of at least 6 correct answers?
Assume that 8 questions are answered by guessing.What is the probability of at least 6 correct answers?
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Bernoulli Trials

03/03/15

Success or failures in rolling a fair die
This deals with rolling a fair die. Assume that the die is rolled 13 times, and the roll is called a success if the result is in { 1, 2, 3 }. What is the probability that there are exactly 2... more
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Bernoulli Trials Probability

10/09/14

Assume that n = 15, and p = 6 7 . Find the probability of at least 2 successes and at least 1
involving the computation of probabilities for a Bernoulli trial.
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