What is the probability that a randomly selected student chose to be rich and telepathy? What is the formula and solution? Thanks!

Q: 3.1-11. The pdf of Y is g(y) = c/y³,1 <y<∞0. (a) Calculate the value of e so that g(y) is a pdf. (b)…

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Q: Is it a valid density ? Calculate P(0.5 ≤ x ≤ 5).

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Q: Assume that for an ad campaign to be successful, at least 77% of those seeing a television…

A: given data P(able to recall the name of the company in the ad) = p = 0.77sample size (n) = 19x = no.…

Q: termine the value of k so that the following graph is for the probability density function the…

A: Farmula used Area or right angle triangle=1/2×base×height

Q: A probability experiment is conducted in which the sample space of the experiment is…

A: Given that  S=(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15) A= (4,5,6,7) and B= (10, 11, 12) n(S)=15,…

Q: You must make a choice between 4 different brands. Based on the data in the table, which brand has…

A: Brand Breaks within 6 Months Total A 1250 12,400 B 1375 7500 C 450 1400 D 84 230

Q: 7. Use the GeoGebra linked on the Task page of the lesson to find the Steiner points of graph K6,…

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Q: For the PMF Px(x) = { 2 0 x = 1,3, otherwise. calculate E[2x].

A: The PMF of X is given as,

Q: Two dice are rolled. Find the probability of each event. The sum is 7 or 8. 1. 30 2. The sum is 9 or…

A: Probability = favorable/total  Two Dice are rolled :  Possible total outcomes (6*6) = 36  P( A or B…

Q: Suppose a box contains tickets, each labeled by an integer. Let X,Y , and Z be the results of draws…

A: (a) We can obtain an even number if both ticket numbers are even or both are oddLet  x= probability…

Q: a) Classify the events as dependent or independent. The events of getting two aces when two cards…

A: Here we have to identify whether the given statement is dependent or independent  Since we know that…

Q: E(X³) (=

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Q: Tomorrow, Sharon is going to sit for her mathematics test. The test paper consists 10 multiple…

A: There are 4 choices for each question. So, there are 4 ways to answer a question.   Number of ways…

Q: A card is drawn from a standard deck of 52 cards. Find the probability that this chiard is a heart…

A: Given that Total cards=52 Face cards=12 Hearts cards=13 Face cards and hearts cards=3 Note:…

Q: You draw five cards from a standard deck of playing cards How many hands contain three-of-a-kind…

A: Given information: You draw five cards from a standard deck of playing cards.

Q: A B AB O 0.40 0.11 0.04 0.45 (a) What is the probability that both phenotypes are O? (b) What is the…

A: Probability that an individual has A phenotype =0.40 Probability that an individual has B phenotype…

Q: Q9 Answer TRUE or FALSE for the statements below: The Pearson correlation coefficient (r) measures…

A: Here we have to identify whether the given statement is True or False

Q: part 1 of 3 A junior actuary created a simple discrete model for the amount of child support a pro-…

A: Given Information: S denotes the amount of support. The expected child support payment is ES=$2870…

Q: Suppose you live in an extremely unfortunate climate where it always rains on weekends (Saturday and…

A: Let, W and Wc be events that a day falls in weekend and weekday respectively  R and Rc be events…

Q: What are example real life situations that will show the concept of probability distribution, normal…

A: Introduction Probability distributions, normal distributions, and sampling distributions are…

Q: 2. In your classroom you have a box with 100 small square tiles in it. The tiles are identical…

A: a. "Read the data" questions: What is the mode of the data set? What is the most common number of…

Q: Let X₁ ~ exp (0.5) X₂~ exp (2) X₂ ~P (2, 3) with corresponding pdf f, (x) in the interval [0, 1)…

A: Formula: The three-component spliced pdf is, fx=r1f1xF1θ1, x≤θ1r2f2xF2θ2-F2θ1,…

Q: The numbers 1, 2, 3, 4, and 5 are written on slips of paper, and 2 slips are drawn at random one at…

A: Given numbers: 1, 2,3, 4 and 5. Here, 2 slips are drawn at random one at a time without replacement.…

Q: SAT verbal scores are normally distributed with a mean of 450 and a standard deviation of 120. a)…

A: Given Mean(μ)=450standard deviation(σ)=120

Q: the two events are Mutually Exclusive Events, are they independent? Give me an example. Thanks.

A: Given that If two events are mutually exclusive then P(A and B)=0 If two events are independent then…

Q: Differentiate between completely randomized experimental design and rigorously controlled design…

A: Introduction : The selection of a suitable sampling method is an important aspect of conducting…

Q: Assume that a sample is used to estimate a population mean μ. Find the margin of error M.E. that…

A: given data sample size (n) = 14sample mean ( x¯ ) = 25.7sample standard deviation (s) =17.199.5% ci…

Q: Which of the following events is not a classical probability?   a. The probability of repairing a…

A: we have to find which of the following is not a classical probability ?   a. The probability of…

Q: How many people out of 12 people do you expect to be taller than 6ft.?     Now if you keep on…

A: Let X be the number of people over 6 ft with probability p= 10% =0.1  1): number of people selected…

Q: 3.1.7A flu virus hits a company employing 180 people. Independent of the other employees, there is a…

A: From the provided information, Sample size (n) = 180 Probability of p = 0.35

Q: A regular deck of playing cards is well shuffled. Please answer the following questions. All answers…

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

Q: Let X₁, X2,..., Xn be a random sample from a population with density function 37² 0, (a) Find a MOM…

A: X1, X2,....,Xn be the random sample from the population with density function- fx=3x2θ3  , for 0≤x≤θ

Q: A card is drawn from a well-shuffled deck of 52 cards. Find the probability that the card is a red…

A: Since we know that A deck of 52 cards contains 26 black cards and 26 red cards

Q: Outcome robability 1 .1 R and G 2 .1 3 .1 vents A, B, C and D are defined as follows. {The number is…

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Q: The letters in the word STATISTICS are printed on identical index cards with one letter per card.…

A: Given: The letters in the word STATISTICS are printed on identical index cards with one letter per…

Q: Suppose that we have two events, A and B, with P(A) = 0.50, P(B) = 0.60, and P(A n B) = 0.40. (a)…

A: given   data ,  two events , p(A)=0.50p(B)=0.60p(A∩B)=0.40  we have to  answer part a to c for the…

Q: ▾ Part 1 of 2 For discrete random variables, when making the probability statements that involve an…

A: (4) Answer:- Given , For any discrete random variable X: X &lt; c is not the same as X ≤ c and X…

Q: This equation represents the outcome of heads when three coins were flipped in 50 trials: 0.8+1.18…

A: Solution:   Three coins are flipped 50 times  The possible values of heads are 0,1,2 and 3  n = 50…

Q: Students taking the Graduate Management Admissions Test (GMAT) were asked about their undergraduate…

A: Answer:- Given joint probability distribution table-   Business  Engineering  other  totals…

Q: 2. You operate a polar research station; every morning, you send a radio message indicating which…

A: Given the 4 directions are coded as shown below 000, 110, 101, 011 The probability that each bit 0…

Q: (Devore Section 3.2 #24) An insurance company offers its policyholders a number of different premium…

A: Farmula used P(a&lt;X≤b)=F(b)-F(a) P(a≤X≤b)=F(b)-F(a)+P(X=a) P(X=a)=F(a)-F(a-)

Q: A card is drawn from a well-shuffled deck of 52 cards. Find the probability of drawing a club or a…

A: A Deck of well shuffled 52 cards  4 suits are club ,spade, diamond snd hearts each are 13 cards  To…

Q: The probability that an event will happen isP(E)=0.22.Find the probability that the event will not…

A: Given that  The probability that an event will happen isP(E)=0.22

Q: for some parameter p > 1. Find the value of the parameter p such that the expected value of the…

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Q: A bookshelf has space for exactly 12 books. In how many ways can the books be arranged on the…

A: A bookshelf has space for exactly 12 books. we have to find out the no. of ways can be the books be…

Q: The probability that a person has a positive test result given that person is healthy is 0.01. The…

A: Let Po denote the positive test result and CV denote that the person is infected with COVID. CV'…

Q: it's asking for marketing and management and you only calculated marketing.

A: Using the given information, the total number of students is 200.

Q: Suppose P(E) = 0.26, P(F) = 0.41 and P(E ∩ F) = 0.16. Find P(E′ ∪ F′).

A: given data, P(E) = 0.26, P(F) = 0.41 P(E ∩ F) = 0.16.  P(E′ ∪ F′)=?

Q: Find the probability that the first traffic light is green given that the second traffic light is…

A: P(A) = 0.55. P(AC) = 0.45 P(B|A) = 0.75 P(B|Ac) = 0.09 P(B) = 0.453P(A|B) = ?

Q: A regional automobile dealership sent out fliers to prospective customers indicating that they had…

A: