Mathematics, 04.04.2020 00:51 eshaesmot12345
A company surveyed 2,600 North American airline passengers and reported that approximately 70% said that they carry a smartphone when they travel Suppose that the actual percentage is 70%. Consider randomly selecting six passengers and define the random variable x to be the number of the six selected passengers who travel with a smartphone. The probability distribution of x is the binomial distribution with n 10 and p 0.7. (Hint: Use technology or Table 9 of Appendix A. Round your answers to three decimal places.) (a) Calculate (8) P() (b) Calculate Px $ 7). PIXS 7) = (c) Calculate the probability that more than half of the selected passengers travel with a smartphone
Answers: 1
Mathematics, 21.06.2019 13:30
Volume of a cylinder with a radius of 13 in and height of 30 in
Answers: 1
Mathematics, 21.06.2019 15:00
There were 816 people at a concert when a band started to play. after each song, only half the people stayed to hear the next song. how many people were left at the concert after x songs? write a function to represent this scenario.
Answers: 3
Mathematics, 21.06.2019 17:00
Which graph corresponds to the function f(x) = x2 + 4x – 1?
Answers: 1
A company surveyed 2,600 North American airline passengers and reported that approximately 70% said...
Mathematics, 09.11.2020 05:10
Mathematics, 09.11.2020 05:10
Computers and Technology, 09.11.2020 05:10
English, 09.11.2020 05:10
Health, 09.11.2020 05:10
Advanced Placement (AP), 09.11.2020 05:10
Mathematics, 09.11.2020 05:10
Arts, 09.11.2020 05:10
Health, 09.11.2020 05:10
Advanced Placement (AP), 09.11.2020 05:10
Biology, 09.11.2020 05:10
Mathematics, 09.11.2020 05:10
Mathematics, 09.11.2020 05:10
Mathematics, 09.11.2020 05:10
Mathematics, 09.11.2020 05:10
English, 09.11.2020 05:10