Event A: the first digit (0 through 9)of a four-digit lottery number is chosen b

Question

Event A: the first digit (0 through 9)of a four-digit lottery number is chosen by someone buying a ticket, it is the same number that later drawn in the lottery. Event B a second digit of a four-digit lottery number is chosen and it is the same second digit that is later drawn in the lottery (two winning numbers) Find P(A and B), the probability that events A and B both occur, Identify the given random variable as discrete or continuous The number of movies currently playing in Manchester theaters. a. discrete b, continuous Determine whether the given procedure results in a binomial distribution Determining whether each of 500 defibrillators is acceptable or defective, a binomial distribution b. not binomial distribution

Explanation / Answer

15)

Answer: A

That is, discrete.

Since the number of movies playing in Manchester Theatres is countable.

16)

Answer: B

That is, not binomial distribution.

Since the number of defectives is very low and rarely occur.

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