(a) In testing a certain kind of truck tire over a rugged terrain, it is found out that 25% of the trucks fail to complete the test without a blowout. Suppose that 15 trucks are tested. (a.1) What is the probability that exactly 4 trucks have blowouts? (a.2) What is the probability that fewer than 4 trucks have blowout? (a.3) Determine the average number of blowouts that may be encountered during the said test.

Q: -5 7 Eхample 61. Find the adjoint of A = -2 and show that A (adj. A)=|A| I.

A:

Q: How many five letter words beginning and ending with a vowel without any letter repeated can be…

A:

Q: Define the density function of X by f(x)=2 for x 1,2,3... and f(x)=0 otherwise. Find the moment…

A: Var(X)=E(X2)-(E(X))2

Q: what is the minimum accepted score

A:

Q: A card is selected at random from an ordinary deck of playing cards. What is the probability that…

A:

Q: Find the number of permutations in the word SUPERCALIFRAGILISTICEXPIALIDOCIOUS.

A:

Q: A Where do you get most of your information on video games and movies? Friends Game store internet…

A: What is Survey? Surveys is a method  to collect information about people’s perspective, opinion,…

Q: The spinner on the right is spun. Find the probability that it is an even number or a number greater…

A:

Q: From a group of 7 men and 6 women, any five persons are to be selected to form a committee. In how…

A:

Q: mean lifetime of 12.05 holes drilled when drilling a low-carbon steel. Assume the population…

A: We have given that,  Sample mean (x̄) = 12.05, population standard deviation (σ) = 6.56 and sample…

Q: Find k such that P(k< T < 2.947) = 0.845 when T~t15

A: In this case, the random variable T follows t distribution with degrees of freedom of 15.

Q: Imagine a man on the grid below. A path is considered to be "valid' if it consists only "go right"…

A: a. From the given information, Given that a man can go either right or up. Observe that a man can go…

Q: is the probability that a randomly selected student is from Luzon, given that the student will go…

A: Here AS PER NOTE GIVEN I HAVE CALCULATED Q.9

Q: A set of numbers consists of four 4's, five 5 's, six 6's and nine 9's. What is the

A:

Q: How many 3-digit numbers can be formed from the digits 2, 3, 5, 6, 7 and 0, which are divisible by 5…

A:

Q: ACTIVITY Find the mean,median, and mode 1. 90, 76, 54, 40, 90, 99, 75, 12, 19, 16, 35, 78

A: As per bartleby guideline expert have to answer first question only dear student please upload other…

Q: An economist would like to estimate the mean amount of money that a family spends to within $45. If…

A:

Q: Let X follows exponential with lambda=4. The sample of size 4 was drawn. Find P(X1’ 1)

A:

Q: Given that the outcome is a green ball, is it more likely than the ball was drawn from Bin 1 than…

A: Let us define some events A : Bin 1 is selected. B : Bin 2 is selected. E : ball is green. The…

Q: 1. Let p, q and r be the propositions: p: Peter exercises regularly. q: Peter goes to bed at 9.00…

A: The following information has been given: Let p, q and r be the propositions. p: peter exercises…

Q: Which of the following situations illustrates combination?

A: Combination is one of the fundamental counting principles.

Q: 9. Fit a straight line trend by the method of least squares. Year: 1990 1991 1992 1993 1994 1995…

A:

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

A: Given that 6 chocolate chip cookies, 7 peanut butter cookies, 7 sugar cookies and 6 oatmeal raisin…

Q: Maia picked out 4 jelly beans from a bag of jelly beans to eat Is the selection below a permutation,…

A: Given that    Maia picked out 4 jelly beans from a bag of jelly beans to eat Is the selection below…

Q: Two cards are drawn from a shuffled deck of cards. Make a probability distribution table where…

A: Given that  There are 52 card in the deck in which they divided into two color i.e red(26) and black…

Q: 31 An instructor gives an exam with ten questions. Students are allowed to choose any 5 to answer.…

A:

Q: What is the probability of grade 10 students joining basketball? *

A: Here use given venn diagram  Basketball = B Volleyball = A

Q: (a) Find the mean profit. The mean profit was billion dollars. Part: 1 / 3 Part 2 of 3 (b) Find the…

A: Solution

Q: Determine mode graphically and verify this value with actual calculations. Profits (Rs) No. of shops…

A:

Q: 17. You millennials sure seem to enjoy “chillaxing" with the groovy tunes of your favorite bands One…

A: Let us define some events A : a student is in science major. B : a student is in engineering major.…

Q: There are 8 red, 5 blue, and 2 green marbles in a hat. Without looking, you picked a blue marble.…

A: Here Given  No of Red Marble=8 No of Green Marble=2 No of Blue Marble=5 Total no of Marble=15

Q: Suppose that during COVID the unemployment rate is 23% (i.e. the probability of being unemployed is…

A: We have given that  The random variable X i.e, unemployment follows Binomial distribution with…

Q: harity draw öf opportuty Win a sponsored spot-prize. A tickets and 10 gold tickets. If a person…

A: Tickets Count Black 80 Gold 10 Total 90 A person gets a Gold ticket will draw a Spot Prize.…

Q: Combination. There are 15 technicians and 11 chemists working in a research lab. They need to form a…

A:

Q: Discrete Probability Distributions Worksheet 1. You flip four coins. Let X, the random variable, be…

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

Q: If the coefficient of localization for students spending in public schools (per capita at country…

A: Coefficient of localization: The coefficient of localization is use for measuring the tendency of…

Q: 12. Find the following table. 1. Fit a straight line trend by the method of least square. 2.…

A:

Q: 33 Given the z value, find the are under the normal curve for the given parameter: To the left of z…

A:

Q: 1. In a poll of 2,500 likely voters, 966 say that the Philippines spend too little on education.…

A:

Q: The owner of a stereo store wants to advertise that he has many different sound How many different…

A:

Q: The random variable X, the particle size (in micrometers) distribution is characterized by the…

A: We have given the random variable X, the particle size distribution is character

Q: Ina survey on beverages, 80 people like Coca Cola, 60 like Pepsi, 50 like Lemonade. 30 like Coca…

A:

Q: a. In how many ways can the letters of the word 'CORPORATION' be arranged so that the vowels always…

A: here AS PER GUIDELINES I HAVE CALCULATED FIRST MAIN QUESTION , ALL ARE TOTALLY DIFFERENT YOU HAVE…

Q: chosen, what is the probability that a member participates in choir or drama.

A: Here total participants = 170

Q: 3 8 6. Example 53. Evaluate 9 8. 2 6 12 2

A:

Q: A sample of size 60 will be drawn from a population with mean 31 and standard deviation 6. Use the…

A: Given that  Mean=μ=31 Standard deviation=σ=6 n=60

Q: The true average diameter of ball bearings of a cer- tain type is supposed to be 0.5 in. What…

A:

Q: Consider the PINS made from exactly three symbols chosen from the 26 letters of the alphabet with…

A: We have to given that there are PINs made from exactly three symbols chosen from the 26 letters of…

Q: There are 22 members of a basketball team. (1) The coach must select 8 players to travel to an away…

A: Given that

Q: a) Let A and B be mutually exclusive events. Independent trials of the experiment are performed to…

A: There are two events A and B PA=paPB=pb a) Let A and B are mutually exclusive events. From the…