Q8: Let Ai, 1 < i < n, B;1
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Q: a)What is the probability that the marketing representative must select 4 people before he finds one…
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Q: A representative from the National Football League's Marketing Division randomly selects people on a…
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Q: Six balls are selected from a bag containing 3 green and 5 red balls. a) If the variable X…
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Q: The probability that a person in the United States has type B+ blood is 13%. Five unrelated people…
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A: GivenP(X)=47, P(Y)=12 and P(X|Y)=34
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Q: The sample space of a random experiment is the set of positive real numbers, S={x | x>0}. Define…
A: Given that S={ x | x > 0 } A={ x | x > 40 } B={ x | x < 65 }
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Q: Suppose X~N(106,22) what is the probability P(x<114) in a decimal form?
A: Suppose X~N(106,22) what is the probability P(x<114) in a decimal form?
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- , cnd the random variable ) has X , (n-1) what is the Var Ch)Q2: A box containing blue and red balls totaling 18 balls. If another six blue balls add to the box, the probability of drawing a blue ball will be twice that of a red ball. :Determine a) The number of blue balls in * the box before addition 10 O 9. 8 none of all above b) The probability of drawing * blue ball after addition 0.3333 0.4444 0.6667 none of all above bl 7 c) The probability of drawing red * ball before addition 0.3333 0.5556 0.6667 none of all aboveplease subsuite the a and b in the quostion
- A representative from the National Football League's Marketing Division randomly selects people on a random street in Kansas City, Kansas until he finds a person who attended the last home football game. Let p, the probability that he succeeds in finding such a person, equal 0.20. And, let X denote the number of people he selects until he finds his first success.a)What is the probability that the marketing representative must select 4 people before he finds one who attended the last home football game? b) What is the probability that the marketing representative must select more than 4 people before he finds one who attended the last home football game?If we look at college course enrollment it is known that 28% of college students take at least one mathematics or statistics course in a given semester. Suppose we take a random sample of 13 college students in Fall 2019. Let X = the number of these students who are taking at least one mathematics or statistics course. a) What is the probability that X < 5? b) What is the probability that 5 ≤ X ≤ 7? c) What is the probability that X = 7?Prove the property
- The time between arrivals of customers at an automatic teller machine (ATM) is an exponential random variable with a mean of five minutes. a) What is the probability that the time until the third customer arrives in more than 10 minutes? b) what is the value for σ2 for the third customer? c) what is the value for σσ for the third customer ?1) If X~ N(100,49), find the probability P(X> 107)