Mathematics, 30.11.2020 21:40 kennethcraft901

J. D. Power and Associates says that 60 percent of car buyers now use the Internet for research and price comparisons. (a)
Find the probability that in a sample of 8 car buyers, all 8 will use the Internet. (Round your answer to 4 decimal places.)

Probability

(b)
Find the probability that in a sample of 8 car buyers, at least 5 will use the Internet. (Round your answer to 4 decimal places.)

Probability

(c)
Find the probability that in a sample of 8 car buyers, more than 4 will use the Internet. (Round your answer to 4 decimal places.)

Probability

(d)
Find the mean and standard deviation of the probability distribution. (Round your mean value to 2 decimal places and standard deviation to 4 decimal places.)

Mean
Standard deviation

Answers: 2

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 17:00

Which set of reflections would carry trapezoid abcd onto itself? a) x-axis, y=x, y-axis, x-axis b) x-axis, y-axis, x-axis c) y=x, x-axis, x-axis d) y-axis, x-axis, y-axis, x-axis

Answers: 2

Answer

Mathematics, 21.06.2019 17:40

Which of the following are accepted without proof in a logical system? check all that apply.

Answers: 1

Answer

Mathematics, 21.06.2019 21:00

Ftara spends $219 a month for her car payment and she makes $3,200 a month, what percent of her monthly income is spent on her car payment?

Answers: 2

Answer

Mathematics, 21.06.2019 22:30

One number is 4 less than 3 times a second number. if 3 more than two times the first number is decreased by 2 times the second number, the result is 11. use the substitution method. what is the first number?

Answers: 1

Answer

You know the right answer?

J. D. Power and Associates says that 60 percent of car buyers now use the Internet for research and...

Questions

Mathematics, 26.02.2021 07:10

A) Find the center-radius form of the equation of the circle with center (0,0) and radius 18....

Mathematics, 26.02.2021 07:10

David's chocolate bar is 37% cocoa. If the weight of the chocolate bar is 51 grams, how many grams of cocoa does it contain? Round your answer to the...

Mathematics, 26.02.2021 07:10

Feb 25, 10:00:54 PM A company sells widgets. The amount of profit, y, made by the company, is related to the selling price of each widget, x, b...