Discrete and Binomial Probability

Question 1

Is the following a discrete probability distribution?

Accepted Answer

No

Question 2

A commercial says that 80% of dentists recommend a particular brand of toothpaste.

Accepted Answer

30

Question 3

Why could the unusual result described have taken place?

Accepted Answer

The results are from one company & could be good to work for, The sample is too small., The participants lied to hide their true thoughts.

Question 4

According to Gallup Poll, only 8% of Americans name the economy as the top U.S. problem in 2017

Accepted Answer

Yes

Question 5

Determine whether or not the described scenario is discrete, binomial, or neither.

Accepted Answer

Binomial

Question 6

In a binomial experiment what is the probability of x successes with the following parameters?

Accepted Answer

58.3%

Question 7

According to Gallup Poll, only 8% of Americans name the economy as the top U.S. problem in 2017

Accepted Answer

The sample is too small., The sample is only from one city, which has more poverty.

Question 8

Determine whether or not the described scenario is discrete, binomial, or neither.

Accepted Answer

Discrete

Question 9

Is the following a discrete probability distribution?

Accepted Answer

No

Question 10

A commercial says that 80% of dentists recommend a particular brand of toothpaste.

Accepted Answer

47.3%

Question 11

At a particular manufacturer, the probability of a computer chip being defective is 0.02.

Accepted Answer

206

Question 12

What is the probability that a randomly selected student is in more than 2 activities?

Accepted Answer

55.2%

Question 13

At a particular manufacturer, the probability of a computer chip being defective is 0.02.

Accepted Answer

Yes

Question 14

Why could the unusual result described have taken place?

Accepted Answer

Survey was optional, those upset were more likely to answer

Question 15

What is the mean of the following discrete probability distribution?

Accepted Answer

21

Question 16

What is the standard deviation of this discrete probability distribution?

Accepted Answer

1.2

Question 17

In a binomial experiment what is the probability of x successes with the following parameters?

Accepted Answer

21.5%

Question 18

Is the following a discrete probability distribution?

Accepted Answer

Yes

Question 19

What is the probability that a randomly selected student does not participate in activities?

Accepted Answer

7.3%

Question 20

What is the mean of this discrete probability distribution?

Accepted Answer

2.5

Question 21

Determine whether or not the described scenario is discrete, binomial, or neither.

Accepted Answer

Neither

Question 22

What is the standard deviation of the following discrete probability distribution?

Accepted Answer

12

Question 23

In a binomial experiment what is the probability of x successes with the following parameters?

Accepted Answer

17.6%

Question 24

What is the probability that a randomly selected student participates in 1 or 2 activities?

Accepted Answer

37.5%

Question 25

Determine whether or not the described scenario is discrete, binomial, or neither.

Accepted Answer

Discrete

Question 26

A commercial says that 80% of dentists recommend a particular brand of toothpaste.

Accepted Answer

4502

Question 27

Determine whether or not the described scenario is discrete, binomial, or neither.

Accepted Answer

Binomial

Discrete and Binomial Probability

Questions 27

Discrete and Binomial Probability

Questions 27