probability that the committee is made up of only students of the same sex?

Q: A manufacturing plant consists of four machines, independently operating, to produce a certain…

A: The reliability or the probability of working of the four machines is as follows: Machine…

Q: The mean of the numbers (x₁, x2, x3,...,xn) is . x. Show that the sum of the deviations about the…

A:

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

A:

Q: Suppose that the weight of an newborn fawn is Uniformly distributed between 2.3 and 3 kg. Suppose…

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

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

A: GivenThe probability a machine has a lifespan of more than 5 years(p)=0.8sample size(n)=10Let "x" be…

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: The probability that a component is faulty is 0.04. Two components are picked at random. Calculate…

A: From the provided information, Sample size (n) = 2 The probability that a component is faulty is (p)…

Q: Three transistors are tested. The probability that none of them works is 0.97. What is the…

A: The probability that none of them works is 0.97.

Q: Given a deck of 52 playing cards, in how many ways can a hand of 5 cards be dealt such that 2 are…

A:

Q: mean of 0.4 micrometer and standard deviation of 0.15 micrometer. The line width of for…

A: Given problem Given that   The line width of for semiconductor manufacturing is assumed to be…

Q: Vehicles pass through a junction on a busy road at an average rate of 60 per hour.  a) Find the…

A: Solution-: Given: Average =λ=60 per hour We want to find, (a) P(none passes in a given 30-minute…

Q: 6 6.9 7 6.78 .a O .b .CO .d

A: Given Data -2, 7.2,6.9,-10.4, 5.3

Q: A sample of 5 pipes is selected from the 30 pipes without replacement. Determine the probability…

A:

Q: 4. In one of the biggest schools in Metro Manila, 80% of their high school students are known to…

A: Given Information: 80% of the high school students are known to have come from their elementary…

Q: Is the given statement true or false? nC₁= "Cn-r O a. False b. True O

A: Given: nCr = nCn-r

Q: discuss any 3 probability sampling techniques by giving examples

A: Solution-: Discuss any 3 probability sampling techniques by giving examples.

Q: Suppose X has a normal distribtution N(2,1), then E(X)= Var(X)=

A: Let  X has a normal distribution X~N(µ=2, σ2=1)Then the value of Mean =E(X)=µ=2Variance=Var(X)=σ2=1…

Q: 2. For an exam given to a class, the students' scores ranged from 35 to 98, with a mean of 74. Which…

A: Given:For an exam given to a class the students scores ranged from 35 to 98 with a mean of 74

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: . In an experiment where 2 balls are drawn successively at random without replacement from a box…

A: GivenNo.of red balls =2No.of green balls = 3No.of blue balls = 2Let R be the event that red ball…

Q: Instructions: Find the missing probability. P(B) = = P(A|B) = P(A and B) 20

A: From the provided information, P (B) = 1/5 P (A|B) = 9/20

Q: A particle is moving on the unit circle x² + y² = 1 at the constant angular speed > 0, starting at…

A:

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

A: here given  ,  In one of the Biggest school in Metro Manila , 80% of their high school students are…

Q: . An electronic assembly consists of two subsystems A and B. The following probabilities are known.…

A: Given: P(A fails)=0.25P(A and B fails)=0.14P(B fails alone)=0.15

Q: iv) two of the numbers are the same and the remaining number is different (a "single pair").

A: here given ,  three fair six sided dice are rolled  probability of rolling each number  = 1/ 6…

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: You are the regional manager of a five-star hotel chain known for its commitment to high-quality…

A: a) From the given information, Customers Complaints Percentage 1000 8 0.008 1000 11 0.011…

Q: s, find probability of E3

A: Here Given  For Rolling dies  No of Possible outcomes = 6 {1,2,3,4,5,6} Now  Basic Probability =No…

Q: that the old and improved processes can be regarded as independent populations. What is the…

A: It is given that For old process, sample size = 16, mean = 5000 and SD = 40 For improved process,…

Q: Is the given statement true or false? False O a. b. True "Cr= "Cn-r

A: Solution-: Is the given statement true or false? nr=nn-r

Q: 20. Judgmental sampling is a form of convenience sampling in which the population elements are…

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

Q: Test the claim about the difference between two population means ₁ and ₂ at the level of…

A: From the provided information,

Q: 14.By examining the past driving records of city drivers, an insurance company has determined the…

A:

Q: a. What is the probability that all the three grade 11 students are included? b. What is the…

A: here in given problem no need of graph or curve  here given in group of 10 students , there are 3…

Q: Define “attributable risk” and explain the interpretation of this measure of association.…

A: 1) Attributable risk (AR) is a tool for calculating the risk factor's excess risk. It aids in…

Q: Find the probability that a green is drawn from B. B. Find the probability that a red is drawn from…

A: here define events  R = red ball  G= Green ball here 2 balls are selected from A and Transfer to B ,…

Q: a. What is the probability that Harriet misses for the first time on her 10th shot? b. What is the…

A: HERE GIVEN ,  Harriet , a basket ball player , can score from the 3-point line with probability 87%…

Q: if a class has 2 freshmen, 1 shphomore, 3 juniors, and 5 seniors, what is the probability that three…

A: From the provided information, A class has 2 freshman, 1 sophomore, 3 juniors and 5 seniors. Total…

Q: Q6/ Find the probabilities that a random variable having the standard normal distribution will take…

A:

Q: How many favorable outcomes are expressed in the probability 7/9

A:

Q: Is the number of games won by a major league baseball team in a season related to the team batting…

A: The following information has been given: x (Games won) y (Batting Average) 83 264 117 261…

Q: Question 6 A simple dice game involves the player paying $1 to play. Two fair six-sided dice are…

A: Two fair 6 sided die rolled. Profit and loss according to output is mentioned in question. We have…

Q: If the probabilities that an automobile mechanic will service 3,4,5,6,7,8 cars on any given working…

A: Given that, the probabilities that an automobile mechanic will service 3,4,5,6,7,8 cars on any given…

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: A group of students at a high school took a standardized test. The number of students who passed or…

A: Independent events :  The event A and B are independent if  P(A|B) = P(A)

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: 1) Find the two-step transition matrix

A: here given Transition Matrix of markov chain

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

A:

Q: he slope and y-intercept to the nearest thousandth. Grades on Midterm and Final Exams Grades on…

A: Given the equation of the regression line, ŷ = bo+b₁x.

Q: CC (ANC) (ANC) C C 1. True 2. False

A: From the graph, A∩C=C   (i) C⊂(A∩C)⇒C⊂C⇒which is true since every set is the subset of itself…