A study by the General Entertainment Authority revealed that 65% of the visitors to Riyadh visit tourist attractions, 75% visit shopping markets and$5% visit both. What is the probability that a visitor will visit at least one of these magnificent attractions?

Q: B. Illustrate the Combination of an object, by listing all the possibilities. 1. Choosing 2 books…

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Q: 1. Let X1,. , Xn be iid N(0,0), and Y = E X}/n. ... (a) Find EY. (b) Find Var(Y).

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Q: A barber shop is willing to provide a full refund for customers who are not satisfied with the…

A: Givenp=0.20n=10x~Binomial(n=10,p=0.20)P(X=x)=(nx)×px×(1-p)n-x   ; x=0,1,....,n

Q: How many ways can 4 people arrange themselves for a picture taking. A. 1 B. 12 C. 16 D. 24 13. How…

A: 12)GivenNo.of people to be arrange themselves for a picture taking(n)=4

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A: Given that  Frequency distribution table  Number of children  0 1 2 3 4 5 6 7 Number of…

Q: If n = 20, = 43, and s = at a 90% confidence level. Assume the data came from a 4, construct a…

A: From the provided information, Sample size (n) = 20 Sample mean (x̄) = 43 Standard deviation (s) = 4

Q: Two fair dice are thrown once. Find the probability that the sum is 5, given that one of the dice…

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Q: 20. There are ten consonants and five vowels on the list. There are 450 different word combinations…

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Q: 2. A limousine service has three cars (sedans) which it hires out by the day. The number of requests…

A: * SOLUTION :-  From the given information the calculation is given below

Q: 2.126 During bad economic times, industrial workers are dismissed and are often replaced by…

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Q: Sweet Glee is an ice cream shop chain that has locations all across the nation. Customers at Sweet…

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Q: In a university, 30% of the students major in Business Management, 25% major in Mathematics, and 10%…

A: Givenpercentage of the students major in Business Management=30%percentage of students major in…

Q: 2. In a group of 700 people, must there be 2 who have the same first and last initials? Why?

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Q: On the first day of class, an economics professor administers a test to gauge the math preparedness…

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Q: Discrete Uniform Distribution When a committee of size 2 is chosen from 5 persons, determine the…

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Q: iIculate ne ft: a. Probability of P(-1.8 44.461) c. Using n=24, find P(t<6853) d. Find the critical…

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Q: I have 1 orange highlighter , 3 yellow highlighters and 2 pink highlighters and 1 blue highlighter.…

A: Given information: It is given that there is 1 orange highlighter, 3 yellow highlighters, 2 pink…

Q: A math class consists of 14 female students and 20 male students. Two students are selected at…

A: Given that  Total students=14+20=34 Female students=14 Male students=20 2 students are selected at…

Q: Hello! Please answer the questions below with solution about probability. Thank you! 1. A card is…

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Q: 1. Roll a die: Event A: Roll a die and get a "1" Event B: Roll a die and get a "4" The probability…

A: Note: Hey, since there are multiple questions are posted, we will answer first questions for you. If…

Q: During the first 13 weeks of the television season, the Saturday evening 8:00 P.M. to 9:00 P.M.…

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Q: If a package has no expiration date, what is the probability that it was inspected by Jen?

A: Ley us define some events A : a package is inspected by Ken B : a package is inspected by Jen C : a…

Q: Recall that the expected value of a random variable is the average result in the long run of many…

A: There are a wide range of applications of expected value. Manufacturing companies produce large…

Q: 8. In a recent study the population size was 1000, from which a sample was taken of 30 that gave us…

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Q: a) Consider the following probability density distribution of random variable X. if 0<x<6 f(x) = }kx…

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Q: (a) State the null hypothesis H and the alternative hypothesis H, that you would use for the test.…

A: a)

Q: Supposé that a bread manufacturing industry has three inspectors to stamp the expiration date on…

A: Given Let us define some events as follows:  A: A randomly selected packet is stamped by Ken B: A…

Q: You randomly select one card from a​ 52-card deck. Find the probability of selecting the five of…

A: We have given that probability of selecting the five of spades or the three of clubs We have to find…

Q: est the following hypotheses for a multinomial probability distribution by using the x oodness of…

A: Given that  b... Repeat the test using the critical value approach.…

Q: the portland trailblazers won 41 games in the by end of the 2017 season and 49 games by end of the…

A: 2017- won 41 games 2018- won 49 games Absolute and relative changes =?

Q: Find the value of the constant c in the given probability mass function. c + 1 p(x) = {x + 2 0, if x…

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Q: Q2/ An urn contains 5 red, 6 blue, and 8 green balls. If a set of 3 balls is randomly selected, what…

A: It is given that Number of red balls = 5 Number of blue balls = 6 Number of green balls = 8 Total =…

Q: twenty-five draws are going to be made at random with replacements from the box 2, 6, 8, 9, 10, 13,…

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Q: 1. A sample of 4 different calculators is randomly selected from a group containing 20 that are…

A: Q1: The number of defective calculators is 20 and the number of non-defective calculators is 10.

Q: Suppose it is known that 3% of cigarette smokers develop lung cancer, whereas only 0.5% of…

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Q: Erron got a new job in a shoe store at Robinson's Calasiao, Pangasinan. The numbers of pair of shoes…

A: Population is the whole observation involve in the study. The average of the population observation…

Q: A Mathematics paper consists of 12 questions of which not more than ten are to be answered. Given…

A: P(Question 9) = P(Question 10) let say 1/2 =9C6/12C9 * 1/2 + 9C7/12C10 * 1/2= =42/220 + 18/66…

Q: respectively. What is the probability that teams A or B will win?

A: Here winning of each Team is mutually exclusive event Because two Team can not win at Same time

Q: (b) Based on your answer to part (a), choose the correct statement. O The value of the test…

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Q: TOPIC: Combination / Permutation   If there are 5 distinct points on a plane with no three are…

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Q: Spin to win a prize. You spin the wheel which has four equal sectors. Event A: You get an iPhone.…

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Q: There are three stores in an area, with characteristics as follows: Store Travel time (average) Size…

A: Huff's law of shopper's attraction is in the form: Pij=Sj(Tij)λ∑jnSj(Tij)λ Pij= Probability that…

Q: Using the appropriate value of the constant c in the given probability mass function, determine E…

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Q: . A manufacturer is interested in the input voltage of a power supply used in a PC. Input oltage is…

A: Type I error is nothing but the rejecting the null hypothesis when it is true. It is denoted byα.…

Q: A restaurant prepares a salad serving containing 5 vegetables on the average. Find the probability…

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Q: a. If the lot contains one defective LCD, what is the probability that you will accept the lot? b.…

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Q: 1. Stephanie accepts orders for cupcakes. In a given weekend, the probabilities that there will be…

A: In question, Given that the values 0, 1, 2, 3, 4 with probabilities. Then, Part(a). The probability…

Q: 18. How many ways can the coach choose five starters from a team of 12 players? * O A. 7 О в. 17 ОС.…

A: Given From 12 players to choose 5 starters

Q: Ryan lives four blocks north and five blocks west of his school. Is it possible for him to take a…

A: Answer : No, he cannot take a different route to school everyday Let the following grid represent…