local school is required to give some randomly chosen students a standardized test. From previous experience, the school estimate that 74% of their students will receive passing scores in math. To improve funding, the school needs to score at least 80% on the standardized math test. This year the school

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A: Let X denote the patients are scheduled to go through this procedure and it follows binomial…

Q: Of all college freshman who try out for the track team, the coach Will only accept 30%. If 15…

A: Let X denote the number of freshman try out for the track team and it follows binomial distribution…

Q: Catherine Chao, director of marketing research, needs a sample of Kansas city households to…

A:

Q: At Riyadh 5% of all students play football and basketball, 32% of all students play football. What…

A: Let , A=all students play foot ballB=all students play basket ballgiven,P(A∩B)=0.05P(A)=0.32

Q: According to a candy​ company, packages of a certain candy contain 18​% orange candies. Find the…

A: The proportion of orange candies in a certain package is : p=0.18 The sample size is given to be…

Q: Dana Hills High School was considering going back to campus rather than remote instruction for the…

A:

Q: A class in Engineering Data Analysis consists of 6 women and 4 men. Their grades are calculated, and…

A:

Q: According to a survey of American households, the probability that the residents own 2 cars if…

A: According to the provided data,

Q: From experience, the manager of Kramers Book Mart knows that 40% of the people who are browsing in…

A: Sample size, n =10 Probability = 40% = 0.40

Q: In a family with 4 children, excluding multiple births, what is the probability of having exactly 1…

A: Binomial distribution: The binomial distribution gives the probability of number of successes out of…

Q: In a family with 7 children, excluding multiple births, what is the probability of having exactly 1…

A: It is given that there is equal chances of having a boy and a girl. So the probability of having a…

Q: Given that a random student plays music, what is the probability that the student does not play…

A: It is given that the number of students play music is 18+5 = 23.

Q: What is the probability that Joanne will pass only one of her courses?

A: Let us define some events A : Joanne will pass Biology B : Joanne will pass English. It is given…

Q: In a Business Statistics class, there are 15 girls and 11 boys. On a test 2, 9 girls and 6 boys made…

A: Given: In a business statistics class there are 15 girls and 11 boys on a test 2, 9 girls, and 6…

Q: On average, five birds hit the Washington Monument and are killed each week. Bill Garcy, an official…

A: Five birds hit the Washington Monument and are killed on average, each week. Funds will be allocated…

Q: Sixty percent of the tourists in London go to Buckingham Palace and forty percent visit Kensington…

A: Given Information: Sixty percent of the tourists in London go to Buckingham Palace i.e., P(BP) = 60%…

Q: Alex is a physical therapist who specialises in leg injuries. His patients differ in age and type of…

A:

Q: What is the probability he will score for the first time on his fifth shot? What is the probability…

A: Given Data Probability of success,p = 0.18 )

Q: In a recent study, 35% of people surveyed indicate chocolate was their favorite flavor of ice cream.…

A: It is given that 35% of the people surveyed indicate chocolate was their favourite flavour of ice…

Q: In a recent study nationwide, it was found that 52% of people like college football better than…

A: Answer: Given that: p= 0.52 , n= 2 now will use Binomial probability P(X=x)=nx*px*(1–p)n–x,where…

Q: Approximately 20% of the US population smokes cigarettes. A local government believed their…

A: Given data: The given percentage of the US population who smoke cigarettes are p=20%=0.20. The…

Q: The table above shows the distribution of medals awarded at the 2012 London Summer Olympics. If an…

A: From the given information, The Bronze count for countries are: USA: 29 China: 23 Russia: 32 Great…

Q: What is the probability that the antidote will be effective on at least 5 people? b) Calculate the…

A: The antidote called hydroxocobalamin, which is used to treat fire smoke poisoning, has a two-thirds…

Q: From experience, an airline knows that only 70% of the passengers booked for a certain flight…

A:

Q: what is the probability all three would be smokers?

A: Let , X be the number of smokers Here , X→B(n=3 , p=0.20) The probability mass function of X is ,…

Q: What is the probability of choosing a candy that is made with white chocolate and caramel?

A: Assuming the box has 8x chocolates White chocolates will be 4x Milk chocolates will be 4x

Q: An internet job recruitment company, Company1, claims on their company doubles the probability of…

A:

Q: Chris buys a bag of cookies that contains 9 chocolate chip cookies, 5 peanut butter cookies, 7 sugar…

A: There are total (9+5+7+8)=29 cookies in the bag.  Since she is eating the first cookie so this event…

Q: oxnard petro limited is buying hurricane insurance for its off-coast oil drilling platform. During…

A:

Q: What is the probability that a randomly selected student prefers the arts or does not prefer…

A:

Q: In a factory that produces blocks of ready- made concrete, if the percentage of production of…

A: Given data,Sample size n=5Percentage of production of defective blocks is p=0.6Let X be event that…

Q: Reno's Ice Cream currently surveyed 150 customers for their favorite flavors (coffee, vanilla, or…

A: Required probability isP(strawberry or is atleast 35 years old)

Q: About one-fifth of the population of a town has blue eyes. About two-sevenths of the population has…

A:

Q: This problem involves students who have taken Calculus in high school. Assume that 35 percent of…

A: Taken calculus in high school: 0.35 Plan to major in science­=0.65 Do not plan to major in…

Q: A health instructor surveyed all his students, and tallied the results. The first survey question…

A:

Q: In the past 20 races, there was two A-class horses to participate in each race. And there was ten…

A: two A class horses participate in each race but only one can win championship. and out of 20 races…

Q: A company set up a kiosk in the Mall of America for several hours and asked randomly selected people…

A: There are 10 white color, 20 black color, 25 lime color, 35 orange, and 10 red color phones.

Q: It did not answer the questions since it was asking What is the probability that Bill was accepted…

A:

Q: A new county hospital is attempting to determine whether it needs to add a particular specialist to…

A: The given data are: Probability of patient being sick is 5% Total number of patients coming on each…

Q: The National Center for Health Statistics reported that of every 1,233 deaths in recent years, 52…

A: Hello. Since your question has multiple, we will solve first question for you. If you want remaining…

Q: A convenience store estimated that 22% of its customers come in to buy milk. What is the probability…

A:

Q: The probability that a homeowner owns a Blu-ray player is 0.50. The probability that a homeowner…

A:

Q: With two dice, the probability of rolling a 4 is higher than the probability of rolling an 10 with…

A: Let 'S' be the sample space of rolling two dice together. S={1,1, 1,2, 1,3, 1,4, 1,5, 1,6       2,1,…

Q: The probability that Juliana will take a particular type of dance class is shown in the chart below.…

A: here from given information  define events  she take ballet  = B she take jazz = J Saturday morning…

Q: Based on the CEOs perception a company estimates that a new product will be purchased by 32% of…

A: the CEOs perception a company estimates that a new product will be purchased by 32% of current…

Q: A paediatrician is interested in how many of his patients with flu developed pneumonia as a…

A: Let X denote the number of patients with flu developed pneumonia and it follows binomial…