The probability density function of the net weight in pounds of a packaged chemical herbicide is f(x) = 2.0 for 49.75 < x < 50.25 pounds. Determine the probability that a package weighs more than 50 pounds.

Q: Q2: An urn contain three red balls ,two blue ball and five white balls, A ball is selected and its…

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Q: Peter went shopping for dinner. The vendor “accidentally” mixed all the chicken and duck eggs.…

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Q: 1) Let f(x, y) = 6x, 0 < x < y < 1 and 0 elsewhere. Find d) f(ylx) e) E(Y|x)

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Q: Match each example with the type of sampling it represents.

A: stratified sampling 2.Simple random sampling Quota sampling

Q: Your son is a teacher in a state university. As per her class rule, the probability of not getting…

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Q: An entrepreneur needs funds for a project.   She has funds of her own, but not enough to cover the…

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Q: A candy shop sells candies with six kinds of flavor- cinnamon, cherry, chocolate, caramel, apple.…

A: Given information: Different kind of flavour for candies = 6 As per guidelines we will solve the…

Q: Q 2/ In a certain city, the number of power outages per month is a random variable, having a…

A: We have given that n= 22 p= 0.7

Q: (b) Is it possible that exactly half of all senior executives believe that the most common job…

A: We have given that  Sample mean = 2.1 Sample standard deviation = 4.8 Sample size = 40

Q: Let X, Y, and Z be random variables, each taking on the values, 0, or 1, and a table whose cells are…

A: Given information:-   X = 1 X = 0   Y = 1 Y = 0 Y = 1 Y = 0 Z = 1 -1 -2 5 6 Z = 0 3 4 7 8

Q: 4.two die are tossed, the probability that the sum of two faces will be 4 a) d) 3 12 一2

A: Given that  Two dice are tossed  Sample space=S S={ (1,1) (1,2) (1,3) (1,4) (1,5) (1,6)  (2,1) (2,2)…

Q: Just before his first attempt at bungee jumping, John decides to buy a life insurance policy. His…

A: * SOLUTION :-

Q: A game is played by picking a card from a standard deck of cards and is returned for the next game.…

A: Given that, The player receives P1040 if an ace card is drawn. The player receives P520 if a face…

Q: What is the probability you draw two cards of the same color from a standard 52 card deck you are…

A: Given,in a pack  of 52 cards there are 26 black cardsand 26 red cards .

Q: and its color noted .Find the probability of each following: 1. Selected two blue balls. 2. Selected…

A: It is given that Number of red balls = 3 Number of blue balls = 2 Number of white balls = 5 Total =…

Q: 6. Let f be a function (2, if 01). (c) Find P(X 0.5).

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Q: Vegetarianism is the practice of abstaining from the consumption of red meat, poultry, seafood,…

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Q: 2. Consider the circuit shown in the figure below where the probability that each device functions…

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Q: Your daughter is doing a case study with my husband to know which devices are used by the students…

A: For three events A, B, C, the number of times of occurrence of either A or B or C, is defined as n(A…

Q: A box contains 3 red, 4 white and 2 green balls. Two balls are drawn out of the box in succession…

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Q: Q2: An urn contain three red balls,two blue ball and five white balls, A ball is selected and its…

A: Given that  Total balls=3+2+5=10 Red balls=3 Blue balls=2 White balls=5 One ball is drawn and…

Q: Suppose that in a year of 365 days, it rains on 34 days. There is lightning on 19 days. There is…

A: Given that ; N = 365 days Rains = 34 days  Lighting = 19 days  Both = 12 days By using the basic…

Q: Ume probaUIIIty that in 10 calls, the ambulance arrives within 6 minutes at most 7 times. 4. In the…

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Q: For problem 10, 11, and 12 below: (i) State the requirement (ii) State the null and alternative…

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Q: H.w is this table probability distribution compute E(x), o 4 P(x) 0.16 0.25 0.19 0.29 0.06 3, 2)

A: Given, Thus,

Q: A student can solve, on average, 8 Sudoku problems in one hour. What is the probability that the…

A: In question, Given that a student can solve on average 8 sudoku problems in one hour. Let X be the…

Q: Cabs pass your workplace according to a Poisson process with a mean of five cabs per hour. Suppose…

A: (a) Since average number of cars passing in an hour is 5 so 2.5 cars must be expected in half an…

Q: Two buses arrive to a bus station between 9 AM and 10 AM, independently of each other. For each bus,…

A:

Q: There is a community and in this certain community, 40% of the families own a dog and 25% of the…

A: GivenPercentage of families own a dog=40%=0.40Percentage of families own a cat=50%=0.50Percentage of…

Q: Suppose that in a year of 365 days, it rains on 62 days. There is lightning on 13 days. There is…

A: From given information,  P(rain) = 62/365, P(lightning) = 13/365, P(rain and lightning) = 12/365

Q: The secretary of XYZ law office found out that they are receiving an average of 5 calls from clients…

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Q: Н.w is this table probability distribution compute E(x), o 0. 3. 4 P(x) 0.16 0.25 0.19 0.29 0.06

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Q: Question 1: The cumulative distribution function of a continuous random variable X is given by (0, x…

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Q: You are picking candies out of a bag without looking. The contents of the bag are described in the…

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Q: 2. Write the Kolmogorov backward equations for a birth-and-death process with birth rates di = 3(i +…

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Q: An electronics manufacturing process has historically had a mean completion time of 75 minutes. It…

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Q: Assume that X is normally distributed with a mean of 3 and a standard deviation of 4. Determine the…

A: Given that mean =3 ,s.d =4

Q: c) (a) For the next shaft, what is the probability that its diameter is between 8.5 mm and 13.0 mm?…

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Q: 8% D 2% T denote and Bastr

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Q: 2. The probability density function of a random variable X on [2,5] is given by 1 f (x) = 1- Vx - 1…

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Q: A researcher wants to estimate the proportion of depressed individuals taking a new anti-depressant…

A: Givensample size(n)=225x=184p^=xn=184225=0.8178confidence interval = 99%

Q: Use Bayes rule to calculate P(d is present | t is positive).

A: here given, We are interested in testing for a disease d. We know that in the general population,…

Q: Q2: An urn contain three red balls ,two blue ball and five white balls, A ball is selected and its…

A: Given that  Total balls=3+2+5=10 Red balls=3 Blue balls=2 White balls=5

Q: Question 8 What is the relationship between a 95 confidence interval and a 99 confidence interval…

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Q: Determine whether the following individual events are independent or dependent. Then find the…

A: Solution

Q: four balls are numbered 1 through 4 and placed in a box, Two balls are selected without replacement.…

A: Given :  Four balls numbered 1,2 ,3 &amp; 4 are drawn without replacement Find the probability that.…

Q: We want to conduct a hypothesis test of the claim that the population mean score on a nationwide…

A: Population mean (µ) = 485Standard deviations (s) = 74Sample mean (x̅) = 489

Q: The number of content changes to a Web site follows a Poisson distribution with a mean of 0.25 per…

A: Let X denote the  number of content changes to a Web site follows a Poisson distribution with a mean…

Q: Question 2 In 2007 the US Census Bureau reported that 71.3% of American families owned their homes.…

A: concept: Type I error is the probability of rejecting null hypothesis when it is actually true.…

Q: Q 3/ In a certain city, the number of power outages per month is a random variable, having a…

A: Given that mean =11.5 ,s.d =2.5