46 Answered Questions for the topic Binomial Distribution

Binomial Distribution


Each line in Appendix Table A has 50 slots. On average, how many 7s do we expect to find in a given line?

in the problem p = 0.1



A computer is programmed to produce at random a single digit from the list 0,1,2,3,4,5,6,7,8,9. The program runs twenty times. Let Y be the number of zeros that occur. a) State the distribution... more
Binomial Distribution Statistics Question Ap Statistics


The census bureau reports that 29% of California residents were born outside of the US. Suppose that you choose four Californians independent of each other.

Let F= the number of foreign-born people in a randomly-selected group of four.  a)Find P(f=1) b)Find P(f>or =1) c)find and interpret the expected value of F. d)find and interpret the... more
Binomial Distribution Poisson Distribution


An urn contains 4 red balls and 6 blue balls.8 balls select at random with replacement.What is the probability that this sample will contain 4 to 5 balls.

An urn contains 4 red balls and 6 blue balls.8 balls select at random with replacement.What is the probability that this sample will contain 4 to 5 balls.
Binomial Distribution


find the probability that the number x of correct answer is more than 2

assume that random guesses are made for five multiple-choice question on an ACT test, so that there are n=5 trials. each with probability of success (correct) given by p=0.20. use the binomial... more
Binomial Distribution


Given a binomial random variable X with n = 16 and p = 0.52 Calculate the standard deviation of X.

Binomial Distribution
Binomial Distribution


Given a binomial random variable X with n = 16 and p = 0.52 Calculate the mean of X.

Binomial distribution question.


Confused on Binomial Probability

A brand name has aa 6060?% recognition rate. Assume the owner of the brand wants to verify that rate by beginning with a small sample of 55 randomly selected consumers. Complete parts? (a) through?... more
Binomial Distribution


A fair die is cast 4 times. Calculate the probability of obtaining exactly two 6's.?

Round to the nearest tenth of the percentage
Binomial Distribution


Probability and Statistics

Find the probability of at least one failure in five trials of a binomial experiment in which the probability of success is 30%. Round to the nearest tenth of a percent.
Binomial Distribution Statistics Probability & Statistics


find the probability of guessing correctly at least 6 of the 10 answers on a true or false examination.

the correct answer is 193/512   please explain and show all working. thanks very much! 
Binomial Distribution Statistics


Help with a binomial distribution problem

You roll a standard die 24 times. Knowing that the event satisfies the requirements for a binomial distribution, find the probability that exactly 4 of the rolls show a 6.
Binomial Distribution Statistics


What is the probability that each of the 15 customers is able to purchase the type of drink desired?

A soft-drink machine dispenses only regular Pepsi and Diet Pepsi. Sixty percent of all the purchases from thismachine are diet drinks. The machine currently has 10 cans of each type of soda. Assume... more
Binomial Distribution


If a dozen of eggs has one bad egg it will be replaced.Probability that an egg is bad is 0.05. What is the probability that dozen will have to be replaced

I know this question relates to the binomial distribution is a sampling  distribution but I am still having trouble with it.
Binomial Distribution Probability


In binomial distribution rule, what is the value of p ? Is it 0.15 or 0.75(15%*5)

A machine produces 15% defective items.In a sample of 5, drawn at random, using binomial distributuion,Find the probabilities that :a) there'll be 4 defective itemsb) there will not be more than 3... more
Binomial Distribution Math Statistics Probability


Probability Help!

1. Use the frequency distribution to find the expected value (mean), variance, and the standard deviation. Number of downloads (X) 27 28 30 31 32 Probability (P(X)) 0.15 0.2 0.3 0.25 0.1   2. You... more
Binomial Distribution Fractions


I'm doing binomial distribution with success andfailure.For instance I get 405\65536 with the resul

I'm sure there is a way to calculator large proper fraction,just insure how to do it exactly without getting X 10 exponent.
Binomial Distribution


I need help determining if this a binomial distribution

A certain electronic device will operate properly if any of 3 components function properly. After extensive testing it was determined that the distribution of the number of components that function... more
Binomial Distribution


Binomial Distribution

A box contains the 120 numbers, of which 48 are negative (less than zero), 60 between 0 and 10, with the remaining 12 being bigger than 10. We will make 64 draws from this box, one at a time,... more

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