31. A basketball player has a 75% chance of making a free throw. What is the probability of her making 100 or more free throws in 120 trials?

Q: A jar contains 12 caramels, 7 mints and 16 dark chocolates. What is the probability of selecting a…

A: Amswer: We know that the probability is a how likely an event  Is to happen. Probability = favorable…

Q: In a dental study on children it was found that the probability of the child population having any…

A: P(C) = p = 2/3 P(Not C) = q = 1-p= 1/3

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

A:

Q: (d) What is the probability that a random sample of 50 students spends an average of $1450 to $1600…

A: 73. D Let x¯ is defined as the average on-campus housing cost for a semester at university which…

Q: (a) What is the probability that a randomly selected bag contains between 1000 and 1400 chocolate…

A: Let X denote the number of chocolate chips in a bag. Given that X follows N(mean = 1252, SD = 129),…

Q: Nine percent of the population has blood type B. If we choose 18 people at random, what is the…

A: Given,n=18p=0.09q=1-0.09=0.91Let X= no.of people have blood type B in a sample of 18…

Q: 3. Find the probability of selecting either a non-smoker or a woman when you select a person at…

A:

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: 13. The probability of passing a 100 problem test is 49%. If 5 people take the test, what is the…

A: We have given that,  X be the random variable from Binomial distribution with trails n= 5 and…

Q: calculate the probability of exactly 3 successes in 4 tries. p= 0.2

A: Given:n = 4, r= 3, p = 0.2Consider that the random variable X follows a binomial distribution with…

Q: A basketball player has a 75 percent chance of making a free throw. What is the probability of his…

A: INTRODUCTION :  Binomial distribution: a discrete random variable X is said to follow a binomial…

Q: If the probability of choosing a red chip from a bucket is 0.4, What is the probability of not…

A: We have the probability of choosing a red chip from a bucket is 0.4

Q: A survey determines the odds in favour of using a social media app are 31:19. Determine the…

A:

Q: In circuit board testing, the chance that a particular diode will break is 0.01. Suppose a circuit…

A: Let, X=the number of diodes that break n=number of trial= 200 p=probability of success= 0.01 X…

Q: Suppose a recent study determined that 29% of Americans favorite ice cream flavor is If a sample of…

A:

Q: The probability of rain tomorrow in Gander is 40%. What are the odds of rain tomorrow?

A: Given data: The probability of rain tomorrow in Gander is 40%.  i.e ; p = 0.40 To find : What are…

Q: What is the probability of selecting a sample with the proportion of females being 0.56 or greater?

A: here p =  proportion of female in US =  0.51  n = 500

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: Just before a referendum on a school budget, a local newspaper polls 412 voters to predict whether…

A:

Q: A poll showed that 50% of Americans say they believe that life exists elsewhere in the galaxy. What…

A: here given , A poll showed that 50% of Americans say they believe that life exists elsewhere in the…

Q: 12. Describe how to conduct one trial of a simulation that can be used to estimate the probability…

A: Given that, Sample size, n= 50 Probability, p= 85%= 0.85 X~binomial distribution with parameters 50…

Q: 5. The Gallup Poll once asked an SRS of 1540 adults, "Do you happen to jog?" Suppose 15% of all…

A: We have to find probably using z table

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

A: Given that, n=155,p=0.12 The Mean and Standard error of the sampling distribution of sampling…

Q: What is the probability of selecting a left-handed person?

A:

Q: Suppose that 60% of people own dogs. If two people are randomly chosen, what is the probability that…

A:

Q: What is the process for solving the following question?   Suppose 57% of the students at UNCG are…

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

Q: A medication states that the odds of having an allergic reaction are 1 in 50. What is that…

A: Given, odds of having an allergic reaction are 1 in 50. Therefore, The probability of having…

Q: 4. The percentage of Metro Manila households that have air conditioning unit is 16%. In a random…

A: The random variable X representing number of households having air conditioner follows binomial…

Q: According to a 2009 Reader's Digest article, people throw away about 13% of what they buy at the…

A: We have given that  Sample size n= 153 , p=13%=0.13

Q: 4. A coin is tossed 25 times. Estimate the chance of getting 12 heads and 13 tails.

A: As per company guidelines I solved only First questions.thank you

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: 1) The number of cracks in a 105-km expressway is 30. What is the probability that there would be no…

A: Solution.

Q: Suppose the probability of success is p=31%. What is the probability of 7 successes in 8 trials?

A: Let x follows binomial distribution with parameters n = 8 and p = 0.31   The pdf of binomial…

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

A: Let X be the proportion of things throw away that people bought at the store. The population…

Q: 8. Find the probability of getting a total score of 15 points in a throw of three identical dice.

A: To find the probability of getting a total score of 15 points in a throw of three identical dice.

Q: Suppose the probability of success is p=31%p=31%. What is the probability of 77 successes in 88…

A: Binomial distribution: A discrete r.v. X taking values 0,1,2,3, …., n is said to follow a binomial…

Q: According to a 2009 Reader's Digest article, people throw away about 10% of what they buy at the…

A: Given information : Population proportion = p= 10% = 0.10 q = 1 - p    = 1 - 0.10 = 0.90 Sample size…

Q: Find the probability of getting three or more cars that fail among six cars tested

A: Solution: To find: The probability of getting three or more cars that fail among six cars tested.?

Q: According to a 2009 Reader's Digest article, people throw away about 11% of what they buy at the…

A: From the provided information, Mean (p) = 0.11 Sample size (n) = 90 The standard deviation can be…

Q: Suppose the probability of an IRs audit is 4.2 percent for U.S taxpayers who file form 1040 and who…

A:

Q: Suppose that 33% of people in a certain city are on an online dating website. If three people are…

A: Given information 33% of people are on online dating website Probability that people are on online…

Q: If there are 7 red candies in a bag of 36 colored candies, what is the probability of getting a red…

A: Given that the number of red candies= 7 So, n(red)=7 The number of total candies= 36 So, n(all)=36…

Q: a) What percentage of the sardines is shorter than 4 inches? b) The middle 70% of the distribution…

A:

Q: What is the probability of a z score greater than -1.97?

A: Here you are asked to find the probability of a z score greater than -1.97. That is , P( z >…

Q: According to a 2009 Reader's Digest article, people throw away about 10% of what they buy at the…

A: Given that,  n=93, p= 0.10 The mean and standard error of the sampling distribution of sampling…

Q: 4(b). What is the probability that the sample proportion of voters who will favor Michael will be…

A:

Q: If the rework percentage increases to 4%, what is the probability that all 20 samples do not require…

A: 1. Let , X be the number of parts in the sample that does not require rework. Here , X→B(n=0.01 ,…

Q: (b) If a sample of 10 cups of ice cream is selected, what is the probability that the mean of the…

A: Given that :  x¯ = 670σ=35n=10μx¯ =660

Q: 4, the probability of scoring less than 30

A: