8) Write each in nPr form. 9! (a) (b) n x (n − 1)x(n − 2) [2] [2]

Q: Please explain your answers . Thank you.

A: Step 1: Determine the single digit numbers that represent each group We are using single digit…

Q: its is known that 90 % of all personal computer of a particular model will operate for at least 1…

A:

Q: How many 4-element subsets containing the letter A can be formed from the set {A, B, C, D, E, F, G}?…

A: If you have any problem let me know in comment box thankyou.

Q: Exercise 10.14: "Joint deductions Let X and Y be discrete random variables with probability mass…

A: Step 1: Step 2: Step 3: Step 4:

Q: Problem 15-11 (Algorithmic) Agan Interior Design provides home and office decorating assistance to…

A: 1. Identify the Queuing Model:The first step is to determine the appropriate queuing model. In this…

Q: Based on a poll, among adults who regret getting tattoos, 13% say that they were too young when they…

A: Step 1: The proportion of adults who regret getting tattoos and said they were too young when they…

Q: 3.4. The probability density function of the random variable X is given as follows. fx(x) = cx =0 0≤…

A: import numpy as np import matplotlib.pyplot as plt # Define the function for f_X(x) = 2x in the…

Q: A fair coin is tossed three times. The outcomes of the three tosses are recorded. Round your answers…

A: When a fair coin is tossed, there are two possible outcomes: Heads (H) or Tails (T). Since the coin…

Q: There are 6 balls in an urn, of which 4 balls are red and 2 balls are blue. You do the following: •…

A: Question (i) Describe the Corresponding Discrete Probability Space (Ω, F, P)1. Sample Space (Ω)The…

Q: 7.30. X and Y are independent exponentially distributed random variables with rate parameters 21 and…

A: Step 1: Step 2: Step 3: Step 4:

Q: None

A: Probability of two independent events:Pr[A U B] = Pr[A] + Pr[B] - Pr[A ∩ B]where Pr[A ∩ B] = Pr[A] x…

Q: Suppose X has PDF fX (x) = 4x(1 − x^2) for 0 < x < 1 (0 everywhere else). Find all mediansand…

A: Step 1:(a) Finding all medians of X:The median m of a continuous random variable X is the value that…

Q: Suppose 41% of the students in a university are baseball players. If a sample of 524 students is…

A: given:p = population proportion p = 41% = 41/100 = 0.41 n = sample size n = 524 In order to find the…

Q: I need to solve this

A: The objective of the question is to find out the probability of the life of an electronic component…

Q: Please assist with the following questions with the answers

A: To solve this problem, we need to find the predictions made by Analyst 1 and Analyst 2 using two…

Q: Instructions The Amazon ratings below are for a 40-pound bag of Dehydrated Marshmallows based on 22…

A: - To determine the median, list all first the rating in ascending order;   1, 1, 1, 1, 1, 1, 2, 2,…

Q: Help me solve 6

A:

Q: A coin is tossed 9times. What is the probability of obtaining 6 heads in a row ?

A:

Q: Giving a test to a group of students, the grades and gender are summarized below A B C Total Male 4…

A:

Q: When testing any experimental hypothesis, why is it important that the test you use to measure the…

A: Reliability and validity are crucial for trustworthy hypothesis testing because they ensure the…

Q: During summer weekdays, boats arrive at the inlet drawbridge according to the Poisson distribution…

A:

Q: Let x1,...,x,, be an independent trials process where each X; has the following distribution: P(X₁ =…

A: To solve this problem, we need to find the expected value (mean) and variance of the random variable…

Q: Question 1 A restaurant manager is interested to study the distribution of customers having dinner…

A: Step 1:Given data :  Step 2:Plug the given data into Excel and then Make the data in one Single…

Q: Handwritten

A: To find the answer, we need to refer to the given table.  The complete solution in handwritten is…

Q: Show all work and needed asap!

A: Step 1: Identify what each symbol represents' -> represents "not" and all elements not within the…

Q: In average the number of people entering the intensive care unit at the particular hospital on any…

A: Step 1: Identify the formula to be usedWe will use Poisson distribution in this case since there is…

Q: A random variable X has cumulative distribution functionFX(t) ={0                   t < 11/2 t −…

A: The objective of the question is to find the range of the random variable X, compute the probability…

Q: The inside diameter of a randomly selected piston ring is a random variable with mean value 11 cm…

A: Step 1: Identify the appropriate distribution for the testSince the population standard deviation is…

Q: COS pro *107 + 8. Wyatt and his stepsister, Kimi, want to babysit kids after school. They wonder how…

A: To draw a dot plot, we first list the numbers in order from least to greatest and then place a dot…

Q: not use ai please

A: EXPLANATION : Initialize a Counter:Start by setting up a variable to keep track of the number of…

Q: 9. A candy jar contains 20 jelly beans. 10 of them are re 2 are blue and 5 are yellow. green, a) In…

A: Step 1: Step 2: Step 3: Step 4:

Q: Need help finding P(C).

A: The problem is asking us to find the probability of event C, which is the event that the machine…

Q: The scores on a placement test given to college freshmen for the past five years are approximately…

A: To determine whether the variance of σ2=8 remains valid given the sample variance s2=20 from a new…

Q: There are 45 wild hogs in a forest, of which 8 were caught earlier and labeled. Some time later, for…

A: This is a problem of hypergeometric distribution. The hypergeometric distribution models the…

Q: Please do the questions with handwritten working. I'm struggling to understand what to write

A: To solve this problem, we need to determine the maximum value of α and then find the probability…

Q: I cannot figure out the answer for number 3 - I got zero and I don't know why

A: Step 1:We have given that :X1  = 7X2 = 1X3 = 4X4 = 0X5 = 9Step 2:First…

Q: Let X be a random variable with expected value 4 and variance 3. According to the Chebyshev…

A: Step 1:a) P(∣X−μ∣≥c)≤c2k2​   is the chebychev inequality            b) μ is the mean -4, c is…

Q: ball is drawn from one of three urns depending on the outcome of a roll of a dice. If the dice shows…

A: First, we need to determine the probability of each outcome when rolling a dice. Since a dice has 6…

Q: Please explain me these 3 . Thank you so much ❤️

A: Step 1: Step 2: Step 3: Step 4:

Q: A random sample of 36 measurements was selected from a population with unknown mean μ and known…

A: Recall the following formulas for the confidence interval for the population mean:The confidence…

Q: Problem #1: Let X be a Poisson random variable with parameter 3, and Y a geometric random variable…

A:

Q: days/price <150 k 150-199.9 k 200-250 k >250k total     <30 9 65 91 23 188     30-90 15…

A: [ we know that,     P(A|B) = P(A AND B)/P(B) ]

Q: The trading card game Magic: the Gathering requires a deck to consist of at least 60 cards.The game…

A: Approach to Solving the Question:Identify the Distribution: The problem involves drawing a sample…

Q: A system consists of five components is connected in series as shown below. 3 4 5 As soon as one…

A: Part (a)Let's denote the lifetime of the components as follows:- X1​ and X2​ are the lifetimes of…

Q: Part C only

A: The given values are:Mean (μ) = 60 grams per mililiterStandard deviation (σ) = 9.2 grams per…

Q: SOLVE WITHOUT ARTIFICIAL INTELLIGENCE At a children's party, the kids were asked about their ice…

A: Step 1: Make a venn diagram based on the givenwant chocolate, vanilla, and strawberry = 9   want…

Q: Please solve the attached question thanks

A: The objective of this question is to calculate the mean, median and mode of the given data set. The…

Q: A grocery supplier has two potato fields, A and B, growing the same kind of potato. However the…

A: we need to apply Bayes' theorem to find the posterior probability that the potatoes come from field…

Q: A lot of 103 semiconductor chips contains 20 that are defective. (a) Two are selected, one at a time…

A: (a) To determine the probability that the second chip selected is defective, we can use conditional…

Q: company records for 600 employees show that 120 have been reprimanded more than once and 450 have…

A: To find the probability that an employee is a woman who has received exactly one reprimand, we need…