A bag contains ten tiles labeled B , C , D , E , F , G , H , I , J , and K . One tile will be randomly picked. What is the probability of picking a vowel? Write your answer as a fraction.

Q: Given a J. p. d. f. of x and y: f(x,y) = {e- (x + y) x and y are stochastically independent. True…

A: Joint pdf is given, We have to tell For the following function, x&y are stochastically…

Q: • 1. How many grade 8 students answered the survey? • 2. What is the least preferred learning…

A: here use given data table and basic probability

Q: Discrete Probability Distributions Suppose the efficacy of the covid vaccine is about 80%. Assume…

A: Given,n=10p=0.2q=1-pq=1-0.2=0.8A random variable X~Binomial(n=10 , p=0.2)P(X=x)=Cx10 0.2x0.810-x…

Q: Every day a kindergarten class chooses randomly one of the 50 state flags to hang on the wall,…

A:

Q: The following function is cumulative distribution function. 0 x < -5 0.30 -5 ≤ x < 35 F(x) 0.80 35 <…

A: Cumulative distribution function is given. We have to calculate mentioned probability.

Q: A nationwide survey revealed that 42% of the population likes eating pizza. If two people are…

A: Given,P(person likes eating pizza)=0.42P(person does not likes eating pizza)=1-0.42

Q: The average number of classic comic books sold per week at your store is 28. What is the probability…

A: Given : mean , μ= λ = ( 28*3)/7 =  12

Q: Use the data in the following table, which lists drive-thru order accuracy at popular fast food…

A:

Q: Ex 2: Suppose that Xhas a hypergeometric distribution with N=100, n = 4 and K = 20 Determine the…

A: Given that X has a hypergeometric distribution. N = 100, n = 4 and K = 20

Q: Discrete Probability Distributions Suppose the efficacy of the covid vaccine is about 80%. Assume…

A: Given,n=10p=0.8q=1-0.8=0.2Let X=no.of exposed person will get covid in a sample of 10…

Q: Giving a test to a group of students, the grades and gender are summarized below   A B C Total…

A: We have given that     A B C Total Male   11 5 3 19 Female   13 19 17 49 Total   24 24 20…

Q: 7.In a communication system each data packet consists of each bit consists of AD may be bits. Due to…

A:

Q: average number of classic pability that over the next 3 days, no more than 10 classic comic books…

A: Given : mean , μ= λ = (28*3)/7 =  12 Let x be a Poisson random variable

Q: If the average yield of a dunum of yellow corn is 800kg, with a standard deviation of 40kg Assuming…

A: Given,mean(μ)=800standard deviation(σ)=40

Q: Consider a continuous random variable X with the probability density function (pdf) x 0< x≤2 fx(x) =…

A: a) The value of c is obtained below: ∫02fxdx=1∫02cxx2+1dx=1c*12lnx2+102=1c*12ln5=1            c=2ln5

Q: question 1  Universal Set {  0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, Set A – { 0, 2, 3, 5, 7, 9, } and…

A: As per our guidelines we can solve first three sub part of question and rest can be reposted.…

Q: A boy owns 7 pairs of pants, 6 shirts, 2 ties, and 2 jackets. How many different outfits can he wear…

A: We  use rule of multiplication, to find the solution

Q: Determine the probability of drawing a spade and then a club from a regular deck of cards if the…

A: Note: Hey, since there are multiple questions posted, as per guidelines we will answer first…

Q: Ex12: The time until a chemical reaction is complete (in milliseconds) is approximated by the…

A: Solution

Q: My class intervals were 4.5-4.4, 4.4-4.5, 4.5-4.6, 4.6-4.7, 4.7-4.8, 4.8-4.9 Is this not correct?

A:

Q: The life X in months of a certain light bulb is a random variable with exponential density. What is…

A: The mean is 20.

Q: a) Find the nth moment of X, about the origin. b) Let Y = 3X₁ + X₂. Find the second moment about the…

A:

Q: 13. Tony has four cans of juice-one can of orange, one of pineapple, one of calamansi, and one of…

A: Note: We are supposed to solve only one question at a time. Kindly repost the other question…

Q: Choose a sample of 4 cards from 6 white(w) and 10 black(b) cards one by one without replacement. The…

A:

Q: 2. An emergency committee consisting of 12 health's officer staffs is chosen from 10 doctors and 12…

A:

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

A: Solution: Let X represent the number of homes in the sample that have pet.  The probability pet in…

Q: A local government official observed an increase in the number of individuals with cardiovascular…

A: According to policy, we answer only 3 part kindly repost for remaining.

Q: If a player randomly answer a five questionnaires with five possible choices on a each question,…

A: It is given that  The random variable X i.e, correct answer follows Binomial distribution with…

Q: ution to d please

A: There are 2 Players A B The dice have 4 faces {1, 2, 3, and 4} All the outcomes are having…

Q: We have an urn with 3 green and 4 yellow balls. We choose 2 balls randomly without replacement. Let…

A:

Q: Exercise Suppose that X is a continuous random variable whose probability density function is given…

A: Given; X be any continuous random variable. and pdf of X is given below…

Q: Anna has to draw a single ball from a bag containing 7 blue, 4 red, and 2 yellow balls. The odds…

A:

Q: Selena's new car cost $34,795.95. (a) Round $34,795.95 to the nearest dollar. $  (b) Round…

A: Since, the question to be solved is not specified, we'll be solving the first question only. Please,…

Q: Use n=6 and p = 0.6 to complete parts (a) through (d) below. (a) Construct a binomial probability…

A: Note: Hi, thank you for the question. As per our company guideline we are supposed to answer only…

Q: 1. In our class we have 10 MIS students, 5 CS students, and 4 Business students. I selected 4 people…

A: It is given that  MIS students = 10 CS students = 5 Business students = 4 Total students = 19

Q: 9. One merchant has seven Asava horses (A), a second has nine Haya horses (H), and a third has ten…

A: Given, One Merchant has seven Asava horses (A), a second has nine Haya horses (H) and third has ten…

Q: The following table gives the data for the average temperature and the snow accumulation in several…

A: Use the Excel and Perform the Regression. Followings are the Steps to perform the Regression 1) Open…

Q: Find the cumulative density function for the given probability density function. 1 f(x)=, for 6 ≤x≤9…

A:

Q: A physicist claims that the average wind speed in a certain city is 8 miles per hour. A sample of 33…

A: We have given that Population mean (µ) = 8Population Standard deviations (σ) = 0.6Sample size (n) =…

Q: ! Given a p.d.f. of a c.r.v. x as follow: f(x) = {3x² 0<x< 1 " 0. W y = 3x, then the p.d.f. of a…

A:

Q: Determine the probability that the interval between succeeding messages is more than an hour.

A: On the day before an exam in an online class, students e-mailed questions to the professor at a rate…

Q: Suppose the efficacy of the covid vaccine is about 80%. Assume that each person's response to the…

A: Givenp=0.80sample size(n)=10Let "x" be the no.of exposed people get the…

Q: Memory less property of Geometric distribution express as P(Y>s+t|Y>t)=P(Y>s); s,t≥0. O True False O

A: In the given problem memory less property of Geometric distribution express as  P ( Y &gt; s + t | Y…

Q: The following table gives the data for the grades on the midterm exam and the grades on the final…

A:

Q: A multiple choice test contains 40 questions, each with four answers. Assume a student just guesses…

A: Answer:- Given a multiple choice test contains  n = 40 questions, each with four answer…

Q: * Let the sample space be positive, real numbers and the events A and B as follows: A = {x|x…

A: The given evets is  A={x |x&lt;82.5} B={x |x&gt; '62.5} a. All positive The real number greater than…

Q: A game has three possible outcomes: X, Y, or Z. If P(X) = 0.6 and P(Y) = 0.3, what is the…

A:

Q: atural red hair consists of two genes. People with red hair have two dominant genes, two regressive…

A: (a): 5+25+30+7+20/1000  87/1000  0.087  (b): 25+7/1000  32/1000 0.032

Q: John Michael buys a bag of cookies that contains 8 chocolate chip cookies, 8 peanut butter cookies,…

A: The total number of cookies is  8×4 =32. The total number of sugar cookies is 8. The total number of…

Q: A certain disease has an incidence rate of 0.8%. If the false negative rate is 7% and the false…

A: