subject
Mathematics, 29.10.2019 03:31 meababy2009ow9ewa

Of all customers purchasing automatic garage door openers, 75% purchase chain-driven model. let x = the number among the next 15 purchasers who select the chain-driven model.
a. what is the frequency function (pmf) of x?
b. compute p(x > 10).
c. compute p( x d. & rpsxwhdqgı2 .
e. if the store currently has in stock 10 chain-driven models and 8 shaft-driven models, what is the probability that at least 7 out of the 15 customers select a chain-driven model from this stock?

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 13:30
Which best describes the transformation that occurs in the graph? a) dilation b) reflection c) rotation d) translation
Answers: 2
question
Mathematics, 21.06.2019 19:10
Which of the following is the shape of a cross section of the figure shown below
Answers: 3
question
Mathematics, 21.06.2019 22:20
Factor the polynomial. b^2 + 4b + 4
Answers: 2
question
Mathematics, 21.06.2019 23:30
Write an inequality for this sentence the quotient of a number and -5 increased by 4 is at most 8
Answers: 1
You know the right answer?
Of all customers purchasing automatic garage door openers, 75% purchase chain-driven model. let x =...
Questions
question
English, 02.03.2021 18:20
question
Mathematics, 02.03.2021 18:20
question
Mathematics, 02.03.2021 18:20
question
Mathematics, 02.03.2021 18:20
question
Mathematics, 02.03.2021 18:20
question
Mathematics, 02.03.2021 18:20
question
Mathematics, 02.03.2021 18:20