There were 254.8 per 100,000 per year Myocardial deaths in the aspirin group compared with 439.7 per 100,000 per year in the placebo group.  How many participants need to be treated with aspirin for 1 year to result in one (1) fewer myocardial death.  Show calculations.

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A: Given n=8

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A: It is given that  Extra-large jerseys = 88 Large jerseys = 66 Medium jerseys = 33 Total jerseys =…

Q: drawn at random and without replacement from a bag containing two blue chips and two red chips.…

A: Given: n(blue) = 2 n(red) = 2 n(total) = 4 n(drawn) = 2 A :Both chips are red.

Q: Juanita and Nina are bowling together. The probability of Juanita getting a strike next game is 24%…

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Q: Q10. Customers arrive in a grocery store according to a Poisson process with rate 6 per hour. What…

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Q: Q3. During the inaugural season of a certain soccer league, the medical teams documented 256…

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Q: Consider the following two probability distributions: g(x) = 5! (0.99) (0.01) 5- x! (5-x)! x = 0, 1,…

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Q: Instruction. Use Microsoft Excel in computing the following problems. Show screenshots of your…

A: Given that, The time between arrivals of cars at Al’s full- service gas pump follows an exponential…

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Q: Exercise 2 O Let assume 6 balls, 3 white, 2 black and 1 red. Random experiment is selection of three…

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Q: b. An experiment wishes to investigate the effect of three variables- pressure, temperature, and the…

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Q: 5.1 5) Look at the school lunch graph created by some students: a) In what way is this graphical…

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Q: 4. C (9,9) = 5. C (n,3)= 35

A: For the given C ( 9,9 ) = ? C ( n ,3 ) =35 n =?

Q: Voters in a particular city who identify themselves with one or the other of two political parties…

A: Solution-: Given: n1=150,n2=200,x1=90,x2=140,α=0.1 We want to test at α=0.1 , the hypothesis that…

Q: The length of time it takes to groom a dog at Shaggy's Pet Shoppe is normally distributed a mean of…

A: The provided information is  µ=45 σ=10 1.P(X>60)=P(X-µσ>60-4510)=P(z>1.5)=0.0.0668The…

Q: 1. You roll a fair six-sided die. Find the probability that the die shows an odd number or a number…

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Q: Q3: A Cummins diesel engine is available in heavy-duty pickup trucks. The probability o the engine…

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Q: 1 On a circle, there are 5 points selected. How many triangles are determined by these points?

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Q: II. In a neighborhood of 35 homes, 25 have pets. Suppose that 6 homes are selected at random. The…

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Q: Month Sales Forecast Error Feb. 235 250 -15 March 286 255 31 O between 0.5 and 0.75 O more than 1.00…

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Q: I. The smoke will not be detected by device CS200 given that it has detected by device WS500. II.…

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A: Given : The function F(t) is a valid probability density function

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Q: a) Calculate the covariance of Y₁ and Y₂. b) Are Y₁ and Y₂ independent? Are two uncorrelated random…

A:

Q: Q2: If P(A) = 0.25, P (B) = 0.45, P (ACNBC) = 0.43, draw the Venn diagrams and determine the…

A: It is given that P(A) = 0.25, P(B) = 0.45 and P(Ac ∩ Bc) = 0.43 Note : According to our guidelines…

Q: O Let assume 6 balls, 3 white, 2 black and 1 red. Random experiment is selection of three balls with…

A: Given information: Total no. of balls=6No. of white balls=3No.of black balls=2No. of Red…

Q: (5) The number of students coming to the computer room is said to follow a Poisson distribution with…

A: As per bartleby guideline expert have to answer first three subparts only

Q: Find the probability that exactly two of these residents were infected.

A: Here Given  Proportion of people infected with Covid -19 =p=0.22 No of Residents =n =8

Q: A committee with 3 members is to be chosen randomly from 5 boys and 7 girls and count the number of…

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Q: A box has 17 candies in it: 5 are peppermint, 4 are butterscotch, and 8 are taffy. (Each candy falls…

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Q: Q3: A Cummins diesel engine is available in heavy-duty pickup trucks. The probability of the engine…

A: Let us define some events A : the engine will require an oil change. B : it requires a new oil…

Q: 1. A box contains 12 white balls, 6 green balls, and 2 red balls. If a ball is picked at random from…

A: Activity 3. 1. There are 12 white balls , 6 green balls, 2 red ballsThere are total 20 balls P(Green…

Q: Solve step by step in digital format (solve only part d) part a b and c…

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Q: Q2. Two events A and B are said to be dependent if and only if:

A: Here use basic of dependent events

Q: Avicenna, a major insurance company, offers five-year life insurance policies to 65-year-olds. If…

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Q: Two workers A and B are both working for a certain store. Worker A comes to work 80% of the time…

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A: Given the moment generating function of randam variables y.  We have to examine and identify the…

Q: How many ways that two girls and 4 boys can fall in a line of there must be a girl and a boy in the…

A: Introduction: There are 2 girls, and 4 boys.

Q: P(X) € 2C 3C 3C Find 1- Value of C. 2- Probability mass function describing the distribution of X.…

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Q: a) Verify that given f(x,y) is a joint density function? b) Find marginal and conditional…

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Q: 11. The simulations of flipping a coin 5 times and an additional 10,000 times are given in the…

A: According to the provided table of first five outcomes, there are two tails in the first five…

Q: If X is a Binomial random variable with parameter (n, p), where 0< p <1, then as k goes from 0 ton,…

A: Given that, X is a Binomial random variable with parameter (n,p) where 0&lt;p&lt;1. The probability…

Q: Compute E(XY = y).

A: