Question 1

The mean of a Poisson distribution is calculated using ____.

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The answer of The mean of a Poisson distribution is...

Question 2

In a Poisson distribution, the mean and variance are ________________.

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The answer of In a Poisson distribution, the mean and...

Question 3

For the following probability distribution:  The mean is _____________.

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The answer of For the following probability distribution:  The...

Question 4

A continuous random variable can assume one of a(n) ____________ number of values within a specific range.

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Question 5

A company is studying the number of daily debit card purchases. There were 20 purchases and the probability of a debit card purchase is 0.5. Of the 20 purchases, what is the expected value of the number of debit card purchases?

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The answer of A company is studying the number of...

Question 6

For the following probability distribution:  The variance is _____________.

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The answer of For the following probability distribution:  The...

Question 7

For the following probability distribution:  The standard deviation is _____________.

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The answer of For the following probability distribution:  The...

Question 8

For any probability distribution, the standard deviation is the ______________.

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Question 9

A probability distribution shows the distribution of a ______________.

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Question 10

The mean of a binomial distribution is calculated using ____.

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The answer of The mean of a binomial distribution is...

Question 11

Elly's Hotdog Emporium is famous for its chilidogs. Elly's latest sales indicate that 30% of the customers order their chilidogs with hot peppers. Suppose 15 customers are selected at random. What is the probability that exactly 10 customers will ask for hot peppers?

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The answer of Elly's Hotdog Emporium is famous for its...

Question 12

A company is studying the number of daily debit card purchases. There were 20 purchases and the probability of a debit card purchase is 0.5. What is the standard deviation of the number of debit card purchases?

Accepted Answer

The answer of A company is studying the number of...

Question 13

In a Poisson distribution, each trial is ___________________.

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Question 14

For the following probability distribution:  The mean is _____________.

Accepted Answer

The answer of For the following probability distribution:  The...

Question 15

A company is studying the number of daily debit card purchases. There were 20 purchases and the probability of a debit card purchase is 0.5. Based on the shape of the distribution, approximately 99.7% of the purchases should be between _______ and ________.

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The answer of A company is studying the number of...

Question 16

Elly's Hotdog Emporium is famous for its chilidogs. Elly's latest sales indicate that 30% of the customers order their chilidogs with hot peppers. Suppose 15 customers are selected at random. What is the probability that all 15 will want hot peppers?

Accepted Answer

The answer of Elly's Hotdog Emporium is famous for its...

Question 17

The arrival of customers at a service desk follows a Poisson distribution. If they arrive at a rate of two every five minutes, what is the probability that no customers arrive in a five-minute period?

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The answer of The arrival of customers at a service...

Question 18

Elly's Hotdog Emporium is famous for its chilidogs. Elly's latest sales indicate that 30% of the customers order their chilidogs with hot peppers. Suppose 15 customers are selected at random. What is the probability that between two and six people inclusive want hot peppers?

Accepted Answer

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Question 19

A random variable with a Poisson distribution has one of _______ mutually exclusive values.

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Question 20

The arrival of customers at a service desk follows a Poisson distribution. If they arrive at a rate of four every five minutes, what is the probability that more than four customers arrive in a five-minute period?

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The answer of The arrival of customers at a service...

Quiz 6: Discrete Probability Distributions

The mean of a Poisson distribution is calculated using ____.

In a Poisson distribution, the mean and variance are ________________.

For the following probability distribution: The mean is _____________.

A continuous random variable can assume one of a(n) ____________ number of values within a specific range.

A company is studying the number of daily debit card purchases. There were 20 purchases and the probability of a debit card purchase is 0.5. Of the 20 purchases, what is the expected value of the number of debit card purchases?

For the following probability distribution: The variance is _____________.

For the following probability distribution: The standard deviation is _____________.

For any probability distribution, the standard deviation is the ______________.

A probability distribution shows the distribution of a ______________.

The mean of a binomial distribution is calculated using ____.

Elly's Hotdog Emporium is famous for its chilidogs. Elly's latest sales indicate that 30% of the customers order their chilidogs with hot peppers. Suppose 15 customers are selected at random. What is the probability that exactly 10 customers will ask for hot peppers?

A company is studying the number of daily debit card purchases. There were 20 purchases and the probability of a debit card purchase is 0.5. What is the standard deviation of the number of debit card purchases?

In a Poisson distribution, each trial is ___________________.

For the following probability distribution: The mean is _____________.

A company is studying the number of daily debit card purchases. There were 20 purchases and the probability of a debit card purchase is 0.5. Based on the shape of the distribution, approximately 99.7% of the purchases should be between _ and __.

Elly's Hotdog Emporium is famous for its chilidogs. Elly's latest sales indicate that 30% of the customers order their chilidogs with hot peppers. Suppose 15 customers are selected at random. What is the probability that all 15 will want hot peppers?

The arrival of customers at a service desk follows a Poisson distribution. If they arrive at a rate of two every five minutes, what is the probability that no customers arrive in a five-minute period?

Elly's Hotdog Emporium is famous for its chilidogs. Elly's latest sales indicate that 30% of the customers order their chilidogs with hot peppers. Suppose 15 customers are selected at random. What is the probability that between two and six people inclusive want hot peppers?

A random variable with a Poisson distribution has one of _______ mutually exclusive values.

The arrival of customers at a service desk follows a Poisson distribution. If they arrive at a rate of four every five minutes, what is the probability that more than four customers arrive in a five-minute period?