subject
Mathematics, 21.07.2019 04:00 dhruvi62

Seventy percent of the bicycles sold by a certain store are mountain bikes. among 100 randomly selected bike purchases, find the probabilities below. (round your answers to four decimal places.) (a) what is the approximate probability that at most 75 are mountain bikes?

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 18:40
That table shows measurements (in invhes$ from cubes with different side lengths. which pairs of variables have a linear relationship? check all that apply
Answers: 3
question
Mathematics, 21.06.2019 19:30
Acourt reporter is transcribing an accident report from germany. the report states that the driver was traveling 80 kilometers per hour. how many miles per hour was the driver traveling?
Answers: 2
question
Mathematics, 21.06.2019 22:00
Harry and jay are both flying on the same plane with an airline that randomly assigns seats to passengers. of the 182 total seats on the plane, 62 are window seats, 58 are middle seats, and the rest are aisle seats. what is the approximate probability that both harry and jay will be assigned aisle seats on the same plane? a. 11.48% b. 3.3% c. 2.08% d. 26.26%
Answers: 3
question
Mathematics, 21.06.2019 22:20
(b) suppose that consolidated power decides to use a level of significance of α = .05, and suppose a random sample of 100 temperature readings is obtained. if the sample mean of the 100 temperature readings is x⎯⎯ = 60.990, test h0 versus ha and determine whether the power plant should be shut down and the cooling system repaired. perform the hypothesis test by using a critical value and a p-value. assume σ = 5. (round your z to 2 decimal places and p-value to 4 decimal places.)
Answers: 2
You know the right answer?
Seventy percent of the bicycles sold by a certain store are mountain bikes. among 100 randomly selec...
Questions
question
Mathematics, 20.02.2020 07:18
Questions on the website: 13722367