Number of mobile users in a particular country, 40% prefer Android and 60% prefer iOS, of those mobileusers who prefer Android, 30% are males and of those who prefer iOS, 40% are male. What is theprobability that a randomly selected mobile user prefers Android, given that the user selected is a male?

Given: Let A be preferring Android . I be preferring iOS M be male F be female P (A) = 0.40 P (I) =…

Answered: Number of mobile users in a particular…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Similar questions

62% of Armenian students own a personal computer. What is the probability that the proportion of students that do not have personal computer in the sample of 25 students is less than 40%?
A hospital receives an average of 0.71 patients per day. What is the probability of receiving less than 2 patients in a randomly selected day?
A 2016 survey suggests that 90% of college students have posted a profile on Facebook 78% use Instagram regularly and 72% do both if a college student is selected at random then the probability that a college student uses neither Facebook nor Instagram is?
Suppose that 82% of the adult between the ages of 18 and 34 watch reality TV shows. Suppose you take a random sample of 3 persons. What is the probability that none of them watch reality TV shows? What is the probability that at least one watches reality TV shows? What is the probability 2 or more watch reality TV shows? If you were to randomly sample 1000 adults between 18 and 34 years of age in the U.S, how many of them do you expect to watch reality TV shows?
The probability that a randomly selected 40- year old female will live to be 41 - year old is 0.988 according to study. What is the probability that two randomly selected 40-year-old women will live to be 41 years old?
A statistics quiz has 10 multiple choice questions, where there are two incorrect options and one correct option to choose from. If someone didn’t study for the quiz and is randomly guessing on each of the 10 questions. What is the probability that a person who didn’t study and is guessing get at least 7 questions correct?
A web server's visit always comes from five sites. The percentages of known visits from sites 1, 2, 3, 4 and 5 are 20%, 30%, 15%, 10% and 25% respectively. The probability of visits from five sites lasting more than 2 minutes is 0.4, 0.6, 0.8, 0.2 and 0.9 respectively. Now randomly select a visit. What is the probability that the visit lasts more than 2 minutes? If the selected visit last more than 2 minutes, which sites does it most likely come from?
Two marbles are drawn from a bag containing 5 yellow marbles, 3 green marbles, and 12 blue marbles without replacement. What is the probability of drawing two yellow marbles?
A study indicates that 48% of births at a particular hospital have are by caesearian section. You randomly sample 8 births at a particular hospital. Find the probability that less than 3 are by caesearian section.
A survey showed that 71% of adults need correction (eyeglasses, contacts, surgery, etc.) for their eyesight. If 8 adults are randomly selected, find the probability that at least 7 of them need correction for their eyesight. Is 7 a significantly high number of adults requiring eyesight correction?
According to the survey of American households, the probability that the household owns Smart 3D HDTV if the house has two earning members is 51%. Of the households surveyed, 47% did not have two earning members and 48%had Smart 3D HDTVs. If the household is selected which owns a Smart 3D HDTV, what is the probability that this house does not have two earning members?
It is reported that 54% of internet users have a wireless connection to the internet via laptop cell phone game console or other mobile devices.of these wireless users 25% of use twitter to share updates of themselves. what is the probability that a internet user has a wireless connection and uses twitter

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