Suppose 40% of high schoolers say they play football. A random sample of 8 high school students is selected. What is the probability that exactly 2 of the 8 say they play football? A) .2090 b) .3154 c) .8936 d).6846

Q: Suppose that 34% of people own dogs. If you pick two people at random, what is the probability that…

A: No.of people select at random = 2 The probability of one person own dogs is, P(one person own dogs)…

Q: Thirty percent of students in a college are Freshmen. In a random sample of 15 students form the…

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Q: The probability a component is acceptable is 0.8. Five components are picked at random. What is the…

A: Given,n=5p=0.8q=1-0.8=0.2A random variable X~Binomial(n=5  ,  p=0.8)P(X=x)=Cx50.8x0.25-x   ;…

Q: Find the probability that child spends less than 1.4 per day unsupervised c. What percentage of the…

A: Given X=the amount of time the child spends alone per day Given that X follows a normal distribution…

Q: A coin is tossed and a die is rolled. The probability that the coin results in a head and the die…

A: When a coin is tossed, then there are 2 possible outcomes: head and tail. So the probability of…

Q: 8% of all Americans live in poverty. If 48 Americans are randomly selected, find the probability…

A: As per our guidelines we can solve first three sub part of question and rest can be reposted.…

Q: A. Throw a coin 4 times and calculate the probability of getting a picture for : one two , three…

A: A Bernoulli trial is a random experiment which has exactly two possible outcomes viz. Success and…

Q: The probability that a person catches a cold during the cold and flu season is 0.4. Assume that 10…

A: The probability that a person catches a cold during the cold and flue season = p = 0.4 Sample size =…

Q: Hiro has a 1/7 probability of winning each time he plays a certain game at a carnival. If Hiro plays…

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Q: Suppose that 15% of the population is left-handed. Find the probability that in group of 50…

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Q: 4. From a standard deck of cards, one card is drawn. Find the probability that the card is: a. the…

A: Given Information: One card is drawn from a standard deck of 52 cards

Q: A financial services committee had 60 members, of which 11 were women. If 10 members are selected at…

A: Given;total number of members in a financial services committee = 6060 members = 11 women + 49 menif…

Q: In a sample of 500 students from statistics courses in the fall semester, 312 earned a grade of C or…

A: Given information: The data represents the number of students and the number of students earned C…

Q: Q102. A die is thrown and a card is selected at random from a deck of 52 playing cards. The…

A: A die is thrown and then a card is selected from 52 card deck. die has 6 outcomes : {1,2,3,4,5,6}out…

Q: 8% of all Americans live in poverty. If 50 Americans are randomly selected, find the probability…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: The probability that a person is left-handed is about 12%. Three unrelated persons are randomly…

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Q: 28% of all college students major in STEM (Science, Technology, Engineering, and Math). If 33…

A: Since you have posted a question with multiple sub parts, we will provide the solution only to the…

Q: 14. How many different arrangements are there of all the letters in the word PINEAPPLE? a. 362 880…

A:

Q: The probability 99% of ChatBot message send to customer are correct. If a sample of 100 massages is…

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Q: Suppose that a screening test diagnoses 97% of sick people positive and 95% of healthy people…

A: Let us define some events A : a person is sick B : a person is healthy. E : a person tests positive.…

Q: A parking enforcement officer has a quota of 5 citations to issue by the end of the shift. Assume…

A: Number of citation to be issued at end is 5. The probability of given car has a violation is…

Q: 63% of all Americans are home owners. If 35 Americans are randomly selected, find the probability…

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Q: Suppose that 24% of people own dogs. If you pick two people at random, what is the probability that…

A: Given 24% of people own dogs

Q: d) The probability of a household size being three OR six is %.

A: From the above table,  P(3)= 0.158 and P(6)= 0.024

Q: The mean number of customers arriving at a restaurant during a 15-minutes period is 12. Find the…

A: We have to find out given probability...

Q: 1. From a standard deck of cards, one card is drawn. Find the probability that the card is: a. the…

A: Total number of cards = 52 Total number of black jack = 2 Number of cards with 10 of diamonds = 1…

Q: 27% of all college students major in STEM (Science, Technology, Engineering, and Math). If 40…

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Q: A class consists of 6 undergraduate students and 4 graduate students. An exa is given and the…

A: We have to use factorials to find the numbers of ways and probability.

Q: 17% of all Americans live in poverty. If 31 Americans are randomly selected, find the probability…

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Q: At a school board meeting there are 35 parents and 10 teachers. 7 teachers and 15 parents are…

A: There are 35 parents and 10 teachers.  That is total number of people is 45. It is also known that,…

Q: What is the probability of 4 heads turning up out of four tosses of the coin if the probability of…

A: The given context follows binomial distribution with n = 4 and p = 0.4.

Q: 5% of all Americans live in poverty. If 43 Americans are randomly selected, find the probability…

A: given that 15% of all Americans live in poverty. If 43 Americans are randomly selected.

Q: The probability that a component is acceptable is 0.93. Ten components are picked at random. What is…

A: Given The probability that a component is acceptable(p)=0.93sample size(n)=10Let "x" be the no.of…

Q: A magician draws 13 cards from a deck. Determine the chance that he gets two five ♥, three, and…

A: Obtain the probability that he draws 2 diamonds, five hearts, 3 spades and 3 clubs. The probability…

Q: what is the probability of getting someone who is a man or a non-smoker

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Q: From a group of 5 boys and 6 girls, the probability of selecting a 4 member committee with exactly…

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Q: Find the probability of matching three of the four winning numbers. (ROUND YOUR ANSWER TO 8 DECIMAL…

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Q: 27% of all college students major in STEM (Science, Technology, Engineering, and Math). If 40…

A: Answer: Given that: p= 0.27 , n= 40 now will use Binomial probability calculator To find…

Q: MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the…

A: Given Data Probability of success,p = 0.11 Probability of failure,q=(1- 0.11 )= 0.89…

Q: Suppose a committee of 3 people is going to be formed from faculty that consists of 30 professors…

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Q: Components are packed in boxes of 20. The probability of a component being defective is 0.1. What is…

A: given data, components are packed in boxes of 20probability of a component being defective is…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.