In a condominium, the probability that a person owns a car is 0.4. If 19 tenants were interviewed independently. What is the probability that exactly 7 tenants owns a car.

Q: Q22. In a computer network a virus is spreading from machine to machine. Each week, the proportion…

A: Given that in a computer network a virus is spreading from machine to machine and 0.90 of the…

Q: Hudson Marine provides boats sales, service, and maintenance. Boat trailers are one of its top sales…

A: Given data: Year Quarter 1 Quarter 2 Quarter 3 Quarter 4 Total yearly sales 1 7 13 10 4 34 2…

Q: gray. Dave selects a T-shirt at random. What is the probability that Dave will select a gray…

A: Given Dave's wardrobe contains 25 T-shirts, of which 10 are gray.

Q: 7. Suppose that there is 50% chance that it will rain today and 60% chance that it will rain…

A:

Q: hello I'm looking for my answer This project is to help you apply concepts to real world, real data…

A: Given information: Age Class Math 22 Junior 28 21 Senior 23 22 Senior 25 21 Sophomore 19…

Q: Test the hypothesis using the P-value approach. Be sure to verify the requirements of the test. Ho:…

A: From given data we have : n=200,x=65

Q: You select a family with four children.  If M represents a male child and F a female​ child, the set…

A: Here we have givent he sample space, ​ S= {FFFF, FFFM,​ FFMF, FMFF,​ MFFF, MFFM,​ MFMF, MMFF,​ FFMM,…

Q: between 12 and 24 years of age? (b) What is the probability he or she is between 25 and 64 years…

A: It is given that a survey of 3000 Americans aged 12 through 74 years, the following makeup of the…

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

A: given data, a card is drawn from a well- shuffled deck of 52 cards probability that the card is red…

Q: QUESTION 3 Solve the problem. Round to the nearest hundredth, if necessary. Assume that the mean…

A: Let , X = denotes the length of human pregnancies

Q: A player tosses a fair 6-sided dice. If the number on the die is a 3 or an If the number on the die…

A: The outcomes of tossing a dice are, {1, 2, 3, 4, 5, 6}.

Q: A group consists of five Democrats and eight Republicans. Seven people are selected to attend a…

A: a. There are five democrats and eight republicans.

Q: At Suburban Community College, 30% of all business majors switched to another major the next…

A:

Q: 3. Let the probability density function of a continuous random variable X be defined f(x) = {x²/9…

A: Given that  Probability density functions of X is  f(x) = x2/9  , 0 < X < 3

Q: n a certain California city, projections for the next year are that there is a 20% chance that…

A: x P(x) x*P(x) +200 0.20 40 +300 0.50 150 -800 0.30 -240

Q: 10. If the distribution function of the random variable X is given by 0 #+1 2 F(X)= 1 then P(-3 <…

A: B) 3/4

Q: come in a pint is 30.7, with a standard deviation of 12.2. Assume that the number of strawberries in…

A: Given that.   X~N( μ , ?)   μ=30.7    , ?=12.2   Z-score =( x - μ )/?

Q: Q20. A popular app, Zolo, has come on the market for streaming pet-friendly music while others in…

A: A percentage is a number or ratio which is expressed in terms of a fraction of 100. In other words,…

Q: Cars arrive at a car wash at a mean rate of 6 cars per half an hour. What is the probability that,…

A: Let X be the random variable from poison distribution with mean rate (λ) = 6 Then,  P(X≤4) = ?

Q: Suppose that P(A') = 0.4, P(B') = 0.5, P(An B) = 0.4. Find P(A), P(B), P(AUB), P(An B') and P(AIB).

A: given data P(A') =0.4P(B') = 0.5P(A∩B) = 0.4

Q: Standard automobile license plates in a country display 2 numbers, followed by 3 letters, followed…

A: It is given that a automobile license plates in a country display 2 numbers, followed by 3 letters,…

Q: The following I need help with this I have found the responses to every answer other than the 3…

A: From given data  50°C 60°C 70°C 30 29 23 20 30 28 32 33 28 35 22 30 28 26 31

Q: Four hundred badminton enthusiasts burn an average of 250 calories playing for an hour with a…

A: Given data: Sample size (n) = 400 Sample mean = 250 Standard deviation = 36 calories Confidence…

Q: The average number of students per day in any given classroom at Lakeland High School is about 22.…

A: Given,The average number of students per day in any given classroom is 22.A random variable…

Q: President Linda Maria Ann Vice President V Bob Jim John Bob Jim John Bob Jim John (a) How many…

A: President : {Linda , Maria , Ann} Vice president : { Bob ,Jim , John} We have to select one…

Q: The manager of a university bookstore is trying to determine whether or not to advance purchase…

A: Uncertainties and PW of options are given as: Results of past predictions are given as:

Q: The 2010 U.S. Census found the chance of a household being a certain size. The data is in the pmf…

A: As per the Bartleby guildlines we have to  solve first three subparts and rest can be reposted...…

Q: Problems 5.45 The random variables X and Y are independent and exponentially distributed with…

A: Given  X and Y are independent

Q: Suppose V~ Geom (p) with p = 0.04 and that W = 2V. Find P(W ≥ 8), giving your answer correct to two…

A: V~Geom(p=0.04) W=2V P(W≥8)=?

Q: 0.9 0.4 0.1 တ လ 1 2 0.6 0.2 0.4 3 0.2 0.7 5 2 0.2 0.3 1 6

A: There are following ways to go to recurrent class { 2,3} 1. State 4 to 3, state 3 to state 2 2.…

Q: You are interested in carrying out a statistical test of income in a particular neighborhood. Your…

A: given data n = 64x¯ =27500σ = 10000α = 0.01claim : μ &lt; 30000

Q: Which of the following is the autocorrelation function Rex (t1, t2) of a Poisson Random process with…

A: Given:-             The correct answer is given below:

Q: mean of 22.7 servings of beer during the last  month, with a standard deviation of 8.49 servings. A…

A: Given  n1=65, x̄1=22.7, s1=8.49, n2=107, x̄2=19.8, s2=6.21  Level of significance ɑ=0.05

Q: whether ₁₂ at the a=0.02 level of significance for the sample data shown in the accompanying table.…

A: Given that    Sample sizes n1=33      , n2=25     Sample means X̄1=103.4     , X̄2=114.5      s1…

Q: At Lincoln Library there are two ways to pay for copying. You can pay 18 cents a copy, or you can…

A:

Q: The ABC facility has 213 pieces of equipment in their facility. Each piece of equipment requires…

A: The probability that a particular or specific substance or thing of apparatus requires cyclic care…

Q: is estimated that 5% of the athletes competing in a large tournament are users of an illegal drug to…

A: Given that : It is estimated that 5% of the athletes competing in a large tournament are users of an…

Q: An investment firm offers its customers municipal bonds that mature after varying numbers of years.…

A:

Q: a large state University located just a bit North of us. Your null hypothesis is that the overall…

A:

Q: A professor had students keep track of their social interactions for a week. The number of social…

A:

Q: Given that x is a normal variable with mean ? = 44 and standard deviation ? = 6.4, find the…

A: given data, normal distributionμ=44σ=6.4we have to find out the given probabilities.

Q: Assume that x has a normal distribution with the specified mean and standard deviation. Find the…

A:

Q: One half of the people in the United States own individual stocks. In a random sample of 12 people,…

A:

Q: Suppose P(AIB) = X and P(A n B) = 8 What is P(B)?

A: P(A|B) = 14P(A∩B) = 18P(B) = ?

Q: Story problem:There is a factory that makes widgets in different colors. The production time for…

A: The factory in question makes widgets in two colors - Orange and Silver. A batch of Orange widgets…

Q: Monthly cell phone bills for residents of a city have mean €60 and standard deviation €12. Simple…

A: Given that  Mean = M = 60 , Standard deviation = SD = 12

Q: The pep band designs a cheer that includes the follwing repeating pattern: stomp, stomp, clap, clap,…

A: Introduction: It is required to identify the 712th action.

Q: anice was given a piggy bank on her seventh birthday, and she put it to use immediately. Each time…

A: Given that there are 660 coins, which were worth $78 in Janice piggy bank and she collects only…

Q: 3.7% of a population are infected with a certain disease. There is a test for the disease, however…

A: event  A : infected person event B : positive test   P(A) = 0.037 P(A') = 1-0.037 = 0.963 P(B|A) =…

Q: From previous studies, it is concluded that 50% of phone numbers in a certain city are unlisted. A…

A: From the provided information, Sample size (n) = 300 Population proportion (p) = 0.50 Level of…