Let's say that 82% of people have Type O blood.  If 3 randomly selected people donate blood, what is the probability that at least 2 of them will have Type O blood?  (Round to 3 decimal places.)

Q: Joe rolls a 6-die and Magdalena rolls an 8-die. What is the probability that Joe rolls a larger…

A: Given information: Joe rolls a 6-faced die. The possible numbers that are rolled by Joe are 1, 2, 3,…

Q: the average accident on a certain road section is at 2.4 per day. what is the probability that there…

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Q: Hospital records show that of patients suffering from a certain disease, 35% die of it. What is the…

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Q: Smoking leads to significant health problems, 20% of adults in Europe smoke. Consider a group of 250…

A: X has binomial distribution. X~B(n,p) Where n=250 and p=0.20 np and np(1-p) is greater than 5. then…

Q: The incidence of occupational disease in an industry is such that the workmen have a 20% chance of…

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Q: A history class is comprised of 4 female and 8 male students. If the instructor of the class…

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Q: Just before a referendum on a school budget, a local newspaper polls 375 voters to predict whether…

A: Given that  The local news paper polls 375  voters to predict whether the budget will pass. Suppose…

Q: the crusty pizza company has determined that 35% of their customers get thin crust pizza. Of the…

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Q: A burglar alarm system has 6 fail-safe components. The probability of each failing is 0.03. What is…

A: Given: n = 6 P= 0.03

Q: A history class is comprised of 9 female and 4 male students. If the instructor of the class…

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Q: Nextel Directory Assistance has a tendency to give Wrong Answers 36% of the time, If you Request…

A: Let a random experiment be performed repeatedly, each repetition is called a trial. let the…

Q: The average number of homes sold by the Acme Realty company is 2 homes per day. What is the…

A: Given Information Average number of homes sold by the Acme Realty is 2 homes λ = 2 Let X denotes the…

Q: The incidence of tuberculosis in an industry is such that the workers have a 20% chance of suffering…

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Q: ACcording to a 2009 Reader's Digest article, people throw away about 12% of what they buy at the…

A: Defines that p is true proportion of the number of people, who throw away what they buy at the…

Q: • The probability that a patient recovers from a delicate heart operation is 0.7. Of the next 120…

A: Given, n=120 p=0.7 Now, Since n×p=120×0.7=84>10n×1-p=120×1-0.7=36>10 Therefore, this satisfies…

Q: Last week, a flower delivery business conducted a survey on customer happiness. They found that 51%…

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Q: If a seed is planted, it has a 95% chance of growing into a healthy plant. If 11 seeds are…

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Q: A dice is rolled 3 times. What is the probability of showing a 4 on every roll?

A: Solution: Suppose a dice is rolled 3 times. Then, the total number of possible outcomes is…

Q: What is a simulation that describes the event that the home team will win their first three home…

A: We have to find probability given  events.

Q: According to a survey, the probability that a family owns two cars if its annual income is greater…

A: Obtain the probability that a family has two cars and an income over $35,000 a year. The probability…

Q: About 35% of Americans will admit that they waste time regularly at work. A poll of 100 Americans is…

A: Given,

Q: The weather channel reports that the chance of rain for the next 3 days is 40%. What is the…

A: A number of events are said to be independent if the probability of occurrence of any one of them is…

Q: What is the probability of getting a number that is less than 8? *

A: In the given spin there are 7 outcomes, out of which 7 numbers are less than 8.

Q: A fuel company conducts a geologic survey, that has a 20% chance of striking an oil reserve. What is…

A: Geometric distribution: The probability mass function of Geometric distribution is P(n) = p(1 - p)n…

Q: Suppose Nate loses 42% of all video games. What is the probability he will lose 3 games in a row but…

A: Given: P( Losing a video game ) = 0.42 P( Winning a video game ) = 1-0.42 = 0.58

Q: A spinner has an equal chance of landing on either red, blue, green, or yellow. You spend seven…

A: Given colors are red, blue, green, or yellow. So there are 4 colors. The probability of getting…

Q: if the probability that a bowler will bowl a strike is 0.7, what is the probability that he will get…

A: Binomial distribution: A binomial distribution is used to calculated the probability of a success or…

Q: City crimes records show that 20% of all crimes are violent and 80% are nonviolent. Ninety percent…

A: From the provided information, Let V be the event that crime is violent. Let R be the event that…

Q: On an average, there are 2 visits to a supershop per minute. What is the probability that the…

A: Givenon average 2 visits to a supershop per…

Q: According to a recent study, 24% of the USA population is Catholic. The survey also shows that 71%…

A: Percentage of population is Catholic is 24%. Percentage of Catholic are Democrats is 71%. Percentage…

Q: The probability that a house in an urban area will develop a leak is 6​%. If 13 houses are…

A: Given : The probability that a house in an urban area will develop a leak is 6​%. 13 houses are…

Q: Last week, a flower delivery business conducted a survey on customer happiness. They found that 69%…

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Q: A history class is comprised of s female and 6 male students. If the instructor of the class…

A: Given: Number of females = 8 Number of males = 6 Total number of students = 8+6…

Q: According to the Center for Disease Control (CDC), the percentage of boys who are diagnosed with…

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Q: The average number of emergency calls that an ambulance service gets per day is 5. What is the…

A: The average number of emergency calls that an ambulance service gets per day is 5. What is the…

Q: A film distribution manager calculates that 4% of the films released are flops.If the manager is…

A: The given data: Probability that the films released are flops, p = 0.04 Number of samples, n= 747…

Q: If a seed is planted, it has a 95% chance of growing into a healthy plant. If 11 seeds are planted,…

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Q: A construction company wants to understand how important safety helmets are on their worksite. They…

A: Define the events, A : The worker wear safety helmet B : The worker report head injuries Now, 73% of…

Q: Apple produces about 300 iPads every hour at their factory in Silicon Valley. On average, about 2.5…

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Q: If you roll 1 six sided die, what is the probability that you roll a number higher than 2? (Express…

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Q: A coin was tossed 4 times ,the probability of getting 4 tails :

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Q: If a seed is planted, it has a 80% chance of growing into a healthy plant. If 11 seeds are planted,…

A: Solution Given: Sample size (n) = 11 p (don't grow into a healthy plant) = 1- p (grow into a healthy…

Q: A fair die is thrown 25 times. What is the probability of getting at least 8 “fives?”

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Q: According to a study done by the Seattle City Council, 65% of Seattle adults own a car. Assume this…

A: The population proportion is p=0.65 The required probability is…

Q: If a seed is planted, it has a 95% chance of growing into a healthy plant. If 7 seeds are planted,…

A: Let x be number of plants don’t grow. Here x follows binomial distribution with parameters n = 7 and…

Q: If the probability that the Islanders will beat the Rangers in a game is 5/6, what is the…

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Q: A fair die is rolled 6 times. What is the probability it comes up 4 at least once?

A: Given  n = 6  Die is fair

Q: Suppose a baseball player's batting average is .325. What is the probability that in the next 100…

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Q: A communications industry spokesperson appeared on a national television show and was discussing…

A: Given The proportion of people in United states own a cell p=0.96The sample size n=50The formula for…

Q: If you toss a coin 6 times, what is the probability of getting exactly 3 Heads?  (Round to 3 decimal…

A: When a coin is tossed the probability of getting heads is 0.5 p=0.5 Number of times coin is tossed…