For a normal variable X P(49.95< X < 51.15): P(49.95< X < 51.15) N N(μ= 38.5,σ= 6.9), find the probability (Round the answer to

Q: Q5- The weekly average number of airplane crashes is 3. Whatis the probability that there will be…

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Q: Ans. 1/243, 10/243, 40/243, 80/243, Q.6 If 20 % of the bolts produced by a machine are defective,…

A: Given : Let X : No. of bolts produced by a machine are defective n=5 p=0.20

Q: Use the spinner to find the probability of each outcome. P(red) = P(not blue) =

A: Solution ) Number of possible outcome  = red , green , yellow , purple , blue  Hence n(s) = 5 And n…

Q: (b) Find the probability that a student participates in less than three actjvities. The probability…

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Q: Find the probability that Steven and Simon are in different tax

A: probability that steven and simon are in the same taxi there are 4 people in taxi 1 and 3 people in…

Q: Baseball player has .265 batting average.  Probability that he gets 6 hits in next 7 at bats

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Q: Brian buys a bag of cookies that contains 4 chocolate chip cookies, 8 peanut butter cookies, 5 sugar…

A: Number of chocolate chip cookies is 4. Number of peanut butter cookies is 8. Number of sugar cookies…

Q: Find P(F or G) by counting the number of outcomes in F or G.   P(F or G) =

A: The given outcomes  is . The sample space is .

Q: Two dice are thrown, find the probability of both dice shows four

A: Two dice are thrown, then sample…

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

A: It is given that:P(A)=0.55;P(Ac)=0.45;P(B|A)=0.75P(B|Ac)=0.09;P(B)=0.453The objective is to find the…

Q: Q14:- Two cards are drawn at random from a deck. Find the probability that both are aces.?

A: We know that there are 4 aces in a standard deck of 52 cards. We can draw any 2 cards in 52C2=1326…

Q: In a city, 6% of the population have contracted a particular disease. A test for this disease is…

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Q: Colleen buys a bag of cookies that contains 7 chocolate chip cookies, 6 peanut butter cookies, 7…

A: We can find the required probability by using the probability definition.

Q: Based on a survey, assume that 37% of consumers are comfortable having drones deliver their…

A: Suppose a random variable x, defines that the number of consumers who are comfortable having drones…

Q: Steve has 12 biscuits in a tin. There are 5 digestive and 7 chocolate biscuits. Steve takes two…

A: Given that, Total number of biscuits = 12 5 digestive biscuits and 7 chocolate biscuits We to find…

Q: A baseball player gets 15 hits in 50 times at bat. The probability of the batter getting a hit is

A: Given that the baseball player gets 15 hits in 50 times at bat.

Q: There are 1000 students in the year level and they have to participate in a certain activity. They…

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Q: Following is the probability distribution of a random variable that represents the number of…

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Q: Q4: what is the probability of choosing randomly (a) a boy, and (b) a girl from a group of people…

A: Probability is a measure of the likelihood of the occurrence of an event and the probability value…

Q: A restaurant owner speculates from his past experience that 20% of the cust reservations. The…

A: Consider a random variable X which represents the number of customers who cancel their reservation.…

Q: restaurant

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Q: In the woods, a hunter is shooting at a hare. The probability of success for his first shot is ½. If…

A: The probability of success on his first shot is .If he misses the first shot, the probability of…

Q: K Research has shown that approximately 1 woman in 500 carries a mutation of a particular gene.…

A: Solution is uploaded below

Q: idan buys a bag of cookies that contains 7 chocolate chip cookies, 4 peanut butter cookies, 5 sugar…

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Q: A box contains 8 balls: 3 blue and 5 red. You pick 3 balls at random, without replacement. Find the…

A: here given that there are total 8 balls in box , 3 blue and 5 red balls . three balls are selected…

Q: box contains 4 white, 3 red, and 4 black marbles. One marble is chosen at random, and it is not…

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Q: Q2/ You have a restaurant. 70% of people choose rice in their lunch, the rest choose bread and…

A: We have given that,  X be the random variable from binomial distribution with p = 70% = 0.70 and n =…

Q: Find the probability of getting 6 face cards (king, queen, or jack) when 6 cards are drawn from a…

A: We have given that the 52 cards of a standard deck. Total face card = 12

Q: Find probability p(z>-5.52)?

A: we haveto find probability usong z table.

Q: Lucas buys a bag of cookies that contains 5 chocolate chip cookies, 9 peanut butter cookies, 8 sugar…

A: There are 5 chocolate chip cookies, 9 peanute butter cookies, 8 sugar cookies and 6 oatmeal cookies.