Consider events A and B that are independent. Let P(A) = 0.2 and P(B) = 0.3. What is the probability that both events will occur? O 0.006 O 0.28 O 0.06 0.3

Q: In a sample of 5 courses with no support course the average final of 200 students was 70% with a…

A: As per our guidelines we are suppose to answer only one question. Given,sample size(n)=200sample…

Q: Do college students enjoy playing sports more than watching sports? A researcher randomly selected…

A: From the provided information, Sample size (n) = 10 Level of significance (α) = 0.01

Q: next problem with the production line diagnosed as being due to an initial repair that was…

A: Here use probability tree and Bayes rule

Q: the probability that only the fifth child of a family will be born with black eyes, and find its…

A: here given , probability that child will be born with black eyes  = 1/3  here  p = 1/3

Q: If the probability distribution of a continuous random variable that has values between y = 1 and 3…

A:

Q: Primary and secondary routes connecting two computers need to be chosen. Two primary routes are…

A: The routes are primary and secondary.

Q: times at each screening station follow an exponential distribution and that arrivals follow a…

A:

Q: 4. The number of kilograms of bananas sold by a certain fruit vendor over a year follows a Poisson…

A: Given that, Average, λ = 52

Q: In how many ways could 5 chocolate bars be choosen from a display of 10 chocolate bars? a. 50 b.…

A: Given No.of chocolate bars in display(n)=10No.of chocolate bars to be choosen(r)=5

Q: When estimating the mean age of a population of 5000 individuals, a simple random sample of 50…

A:

Q: Does 10K running time decrease when the runner listens to music? Nine runners were timed as they ran…

A:

Q: A variable that can assume any value between two given points is called Continuous random variable…

A: In above question we will discuss about continuous random variable and whether above statement is…

Q: If the average number of rodents in a cotton farm whose swabs are 20 dunums is 2 per dunum,…

A: poisson distribution is given by

Q: If E denotes the expectation the variance of a random variable X is denoted as? a. (E(X))² O a. O b.…

A: Given,E denotes the  expectation.

Q: Harper's Index reported that the number of (Orange County, California) convicted drunk drivers whose…

A: Given Information: Probability of a repeat offender is still p=1560 r is the number of repeat…

Q: Six girls and five boys wish to join a ski trip. Four of them will be selected at random. What is…

A: Answer:-   Given 6 girls and 5 boys wish to join a ski trip                Total are = 6 + 5  = 11…

Q: a. What is the probability that exactly 10 are from their elementary school? b. What is the…

A: here given  p  = probability that high school student come from their Elementary school  = 0.80 n =…

Q: how did you get 10/165

A: Given that, No. of freshman = 2, No. of sophomore = 1, No. of juniors =3, No. of seniors = 5 Total…

Q: If 4 Maths books are selected from 6 different Maths books and 3 English books are chosen from 5…

A: Solution  Given That,  If 4 Maths books are selected from 6 different Maths books and 3 English…

Q: The speed of a file transfer from a server on campus to a personal computer at a student's home on a…

A:

Q: P(-1<Z<1)= round to four decimal places

A: Given that P(-1&lt;Z&lt;1)

Q: Q2: A- Find the probability distribution of the random variable y, which represents the number of…

A: Tossing a balanced coin Getting a Head 0.5 Getting a Tail 0.5   E(x) = ∑xp(x)Var(x) =…

Q: next problem with the production line diagnosed as being due to an initial repair that was…

A: Here given, Four technicians regularly make repairs when breakdowns occur on an automated production…

Q: 7. Suppose the odds of Barcelona winning La Liga are 11:12 and the odds of Real Madrid winning are…

A: 7. Here, odds of Barcelona winning La Ligais                = 11:12 We have to find probability that…

Q: 1. What is the probability of getting the number 5 when a fair die is thrown? A. 0 B. 1/6 C. 1/2 D.…

A:

Q: In the process of producing engine valves, the valves are subjected to a first grind. Valves whose…

A: Given information:- PMeet specification=74%=74100=0.74PReground=0.18PScrap=0.08PMeet…

Q: Sam deals 5 cards to Samira. a) What is the probability that she has at least 4 diamonds in her ha…

A: Total number of playing cards = 52 Spade 13 Diamonds 13 Hearts 13 clubs 13   King 4…

Q: One calculates if the average number of Voodents of a cotton Farm is to da nams, it is Particular…

A: From the provided information, x f (x) -1 c 3 0.15 4 0.45

Q: There is a school with 500 people. One grade has 63 people: 45 Albanians and 30 Americans, some of…

A: Venn diagram is used to determine the different group of data set. It shows relationship among…

Q: A random sample of 50 employees is chosen from a company. The average salary of the 50 employees is…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: (i) (ii) (iii) Find P(Q). Find P(R). Are events Q and R exclusive? Justify your answer.

A: HERE AS PER GUIDELINES I HAVE CALCULATED 3 SUBPARTS OF QUESTION  two 12 sided dice are  thrown ,…

Q: The probability a machine has a lifespan of more than 5 years is 0.8. Ten machines are chosen at…

A: The probability a machine has a lifespan of more than 5 years (p) is 0.8.

Q: a. Determine the expected value of X. b. Determine the expected value of Y. c. Determine the…

A: As per bartlby guidelines we can answer only first three subpart and rest can be reposted

Q: In how many ways can we select 6 people out of 12, ?of which a particular person is not included…

A: According to the given information, we have Total number of persons = 12

Q: P(y) A-If a random variable has a mass function, the probability is defined as follows: 0 1 4 0.25…

A: Note: According to Bartleby guidelines expert solve only one question and maximum 3 subpart of the…

Q: Consider the sample space S = {Silicon, Germanium, Nitrogen, Gallium, Carbon, Indium} and the events…

A:

Q: A survey conducted for the Northwestern National Life Insurance Company revealed that 70% of…

A: It is given that n = 20 and p = 0.70.

Q: Calculate the means and standard deviations of:37, 26, 19, 21, 19, 25, 17 6.9;3 .a 2.414;3 .b O…

A:

Q: items respectively how many different dinner combinations are possible?

A: here given , 5: At a Chinese restaurant, dinner for 8 people consists of 3 items from column A, 4…

Q: bility 0.2. Supposing that there are only sunny or rainy days, in the long run on what fraction of…

A: here given ,  On a Southern Pacific island, a sunny day is followed by another sunny day with…

Q: It is known that 50% of adult workers have a high school diploma. If a random sample of 6 adult…

A:

Q: Q5//Four technicians regularly make repairs when breakdowns occur on an automated production line.…

A: Given: Four technicians regularly make repairs when breakdowns occur on automated production line.…

Q: The scatter plot shows the number of hours worked, x, and the amount of money spent on…

A: The scatterplot shows the number of hours worked, x, and the amount of money spent on entertainment,…

Q: Which is a false statement when comparing discrete probability distributions? O A) Uniform: n is the…

A: A discrete random variable X is said to follow Uniform distribution if its probability mass function…

Q: One drawer in a dresser contains 8 blue socks and 6 white socks. A second drawer contains 4 blue…

A: In first drawer:no.of blue socks=8no.of white socks=6Total no.of socks=14In 2nd drawer:no.of blue…

Q: nounces). 65.8, 66.3, 68.3, 65, 64.9, 66, 64.4, 62.8, 66.2, 65.6 = 0.01 significance level to test…

A: Given 65.8, 66.3, 68.3, 65, 64.9, 66, 64.4, 62.8, 66.2, 65.6

Q: Find the entropy of the source producing the following messages: Px1 = 0.25, Px2 = 0.1, Px3 = 0.15,…

A:

Q: Why can decreasing the probability of a type I error cause an increase in the probability of a type…

A:

Q: The p-value will correspond to a two-tailed area using  t = 1.124 with n − 2 = 3  degrees of…

A: The test is two tailed.

Q: f(x, y) = ) = (x ² + 232,0. +3,0 < x < 1,0 < y < 2, elsewhere. 0, g(x)= 2x (x + 1/3), h(y)= 1/3 +…

A: Given f(x,y)= x2+xy/3 ;0&lt;x&lt;1, 0&lt;y&lt;2  Note: According to Bartleby guidelines expert solve…