In the United States, voters who are neither Democrat nor Republican are called Independent. It is believed that10% of voters are Independent. A survey asked 21 people to identify themselves as Democrat, Republican, orIndependent.A. What is the probability that none of the people are Independent?Probability =B. What is the probability that fewer than 4 are Independent?Probability=C. What is the probability that more than 2 people are Independent?Probability=

Answered: In the United States, voters who are…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Similar questions

27% of all college students major in STEM (Science, Technology, Engineering, and Math). If 40 college students are randomly selected, find the probability thata. Exactly 8 of them major in STEM. ?b. At most 9 of them major in STEM. ?c. At least 10 of them major in STEM. ?d. Between 4 and 8 (including 4 and 8) of them major in STEM. ?
SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question. Find the indicated probability. 16) In a survey of 300 college graduates, 53% reported that they entered a profession closely related to their college major. If 9 of those survey subjects are randomly selected without replacement for a follow-up survey, what is the probability that 3 of them entered a profession closely related to their college major? 16)
When someone buys a ticket for an airline flight, there is a 0.0981 probability that a person will not show up for the flight. A certain jet can seat 16 passengers. Is it wise to book 18 passengers for a flight on the jet? Explain
Twelve adults were surveyed and asked how many children they had. The results are: 1,3,0,2,2,0,1,1,3,2,0 if one adult is chosen from the group, what is the probability that they will have at least one child?
In a recent year, 304 of the approximately 300,000,000 people in the United States were struck by lightning. A. Estimate the probability that a randomly selected person in the United States will be struck by lightning this year. b. If someone is golfing, given that there is a thunderstorm, will the probability that they get struck by lightning be different?
What is the probability of 4 heads turning up out of four tosses of the coin if the probability of any one head is P =.40? O a. .0625 O b. .1296 O c. .3456 O d. .0256
Use the following results from a test for marijuana use. Among 153 subjects with positive test results, there are 23 false positive results. Among 129 negative test results, there are 3 false negative results. a. How many subjects are included in the study? b. How many of the subjects had a true negative result? c. What is the probability that a randomly selected test subject had a true negative result?
American Airlines' flights from Denver to Seattle are on time 80 % of the time. Suppose 12 flights are randomly selected, and the number on-time flights is recorded.Round answers to 3 significant figures.The probability that exactly 5 flights are on time is = The probability that at most 4 flights are on time is =The probability that at least 9 flights are on time is =
Adult men in a community are divided into three groups: Single, Married, and Divorced. The table below shows, for each group, the proportions that are local or expat. a. What is the probability that a randomly chosen man is both local and married?b. What is the probability that a randomly chosen man is divorced? Show your calculations.c. What is the probability that a randomly chosen man is expat? Show your calculations.d. What is the probability that a randomly chosen man is either local, married, or both? Showyour calculationse. What is the probability that a randomly chosen man is expat, given that he is single? Show your calculations.f. What is the probability that a randomly chosen man is divorced, given that he is local? Show your calculations.g. Are marital status and national identity independent? Show your calculations.
A survey was done to see which platform people prefer the most. Facebook Instagram Snapchat Twitter Male 45 71 89 55 Female 46 68 62 63 What is the probability of choosing someone who prefers instagram or is a female?
2. The mean number of power outages in the city of Manila is 4 per year. Find the probability that in a given year a. There are exactly 3 outages. b. There are more than 3 outages.
There are 6 white balls and 34 blue balls in the basket. a. If you draw 8 balls from the basket without replacement, what is the probability that exactly 3 of the 8 balls are white? b. The mean is

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