An article in Knee Surgery Sports Traumatology, Arthroscopy, "Effect of provider volume on resource utilization for surgical procedures," (2005, Vol. 13, pp. 273-279) showed a mean time of 113 minutes and a standard deviation of 10 minutes for ACL reconstruction surgery for high-volume hospitals (with more than 300 such surgeries per year). If a high- volume hospital needs to schedule 10 surgeries, what is the mean and variance of the total time to complete these

Q: A soft-drink machine is regulated so that the amount of drink dispensed averages 240 milliliters…

A: We are given: μ = 240 mm  Standard deviation = 15 mm  n = 40  μx = μ = 240 mm, Standard deviations…

Q: Question 13 Suppose we have two events, E and F, with the following characteristics: p(E)=0.35 p (F)…

A: Given that  We have two event E and F  p(E)=0.35 , p(F)=0.6 and p( E ∩ F)=0.21

Q: Listed below are the lead concentrations in µg/g measured in different traditional medicines. Use a…

A: Given Mean=13.3 n=10

Q: B/choose the appropriate answer: 1- P is equal : a) 1 b) 120 c) 5 2- C is equal : 15 a) 455 b) 544…

A: Given that  1) P55 2) C153

Q: 3. A local coffee shop has a single barista processing various coffee requests. The flow in the…

A:

Q: A box holds 2 red beads and 3 green beads. One bead is drawn and not replaced. 1 red bead and 2…

A: A tree diagram is used to represent a probability space. Each node of the tree on the diagram…

Q: Jaylen, a basketball player, is known to make 41% of his shots. What is the probability distribution…

A: Given that, Jaylen is known to make 41% of his shots. That is, probability of making a shot…

Q: In a bingo game , there are 75 balls. in the first draw, determine the probability that ball is a. A…

A:

Q: The time between arrivals of taxis at a is exponentially busy intersection distributed with a mean…

A: Given mean of 16 minutes.

Q: H Find the third and fourth distribution matrices for the 0.3 0.2 0.6 given stochastic matrix and…

A:

Q: You are trying to collect 6 rare photocards from a foreign album. Calculate the average number of…

A: Given information: Trial 1 Trial 2 Trial 3 1 3 5 3 3 5 4 2 4 3 1 3 2 4 4 1 2 1 2 3…

Q: The joker is getting ready for a card trick for Harley Quinn. A card is selected randomly from a…

A: The joker is getting ready for a card trick for Harley Quinn. A card is selected randomly from a…

Q: Q4/4:The following data represent the number of damaged pieces of spare parts for the production of…

A:

Q: How many permutations of the letters " PAPUNTAPALANGTAYOSAEXCITINGPART" can be made?

A: From the above data We are given that the word.  PAPUNTAPALANGTAYOSAEXCITINGPART In the above word…

Q: What is the probability you draw two cards of the same color from a standard 52 card deck you are…

A: It is known that Total number of cards in a deck = 52 Number of red cards = 26 Number of black cards…

Q: Q1 A coin throw three times find: 1. Sample space 2. Probability at least head appear twice 3.Never…

A:

Q: Q2: An urn contain three red balls ,two blue ball and five white balls, A ball is selected and its…

A: It is given that Number of red balls = 3 Number if blue balls = 2 Number of white balls = 5 Total =…

Q: In commuting to work, a professor must first get on a bus near her house and then transfer to a…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Dr. x was interested in studying the hand-washing habits of York KINE students, so they sampled 100…

A: Given that  Sample size n =100 Population mean μ =125 SEM=3

Q: The standard measure of a table's length is 16. A student measured the length of a table 3 times.…

A: The following information has been given: The standard measure of a table's length is (l) =16 cm.…

Q: For a normally distributed random variable x with u = 100 and o = 16, use technology to find each…

A:

Q: There is a community and in this certain community, 40% of the families own a dog and 25% of the…

A: GivenPercentage of families own a dog=40%=0.40Percentage of families own a cat=50%=0.50Percentage of…

Q: Toronto and New York City are demographically similar and there are about 3 million people in…

A: Here use poission process

Q: Suppose X and Y are independent, exponentially distributed random variables with rate parameter λ, λ…

A:

Q: A diet clinic states that there is an average loss of 24 pounds for those who stay on the program…

A: For the given data use z test for one sample mean

Q: Suppose that the weights of adult males have a mean of 60kls and standard deviation of 18 kg.…

A: Given,mean(μ)=60standard deviation(σ)=18 Sample size(n)=40

Q: 4 Assume the PDFS of the two independent random variables X and Y are, |1, 0<x<1 e, 0<y fx (x) = and…

A: Given the pdfs of independent random variables X and Y as fXx=1  , 0≤x≤10  , else  and   fYy=e-y  ,…

Q: When a bus service reduces fares, a particular trip from New York City to Albany, New York, is very…

A:

Q: Example 8.28 Two computers A and B are to be marketed. A salesman who is assigned a job of finding…

A:

Q: In how many ways can 8 patients be assigned to 1 private (allowing 1 person only), 1 semi-…

A: here given , 8 patients be assigned to 1 private (allowing 1 person only), 1 semi private(allowing…

Q: A student can solve, on average, 8 Sudoku problems in one hour. What is the probability that the…

A: In question, Given that a student can solve on average 8 sudoku problems in one hour. Let X be the…

Q: response. uestion 2 To test Ho 2 30 vs H:< 30. if, at a significance level of a-S. you conclude that…

A: Given H0: μ⩾30 H1: μ&lt;30 Significance level a=5% We conclude that mean is less than 30 when the…

Q: deviation is 50 litres (and is normally distributed), what is the probability that a household will…

A: Let X be the random variable from normal distribution with average or mean (μ) = 210 liters standard…

Q: The time it takes a cell to divide (called mitosis) is normally distributed with an average time of…

A: Given that.   X~N( μ , ?^2 )   1 hours =60 min so  μ =60   Z-score =( x - μ )/?

Q: B: .A card is drawn from a well shuffled pack of 52 cards. Find the probability of: (iv) a card of…

A: It is known that Number of cards in a deck = 52 Number of diamonds = 13 Number of King = 4 Number of…

Q: What is the probability that a randomly selected participant tasted apples and preferred…

A: Followings are the Explanation of the question 1) Probability is ratio of Number of favorable cases…

Q: Based from the photo, This is the step1, so step 2 and step 3 and Step 4 must be answered. (Step 2:…

A: Given Information: No. of variables=02Variables=1. No. of hours spent studying(X)2. Exam…

Q: A triangular wheel is spun 5 times in a game of "Spin the Triangle" There are three different…

A: Since more than one question has been posted, we are answering the first one. There are three…

Q: I need help with questions A, B & C

A: a) The null and alternative hypotheses are: Ho : The parachute will open when the parachutist pulls…

Q: c. How many ways can you choose 3 pieces from the 4 kings and queens (black king, white king, black…

A: Here, order matters. Therefore permutation rule can be applied. Permutation Rule: A permutation is…

Q: Peter went shopping for dinner. The vendor “accidentally” mixed all the chicken and duck eggs.…

A:

Q: c. Face card AND clubs. d. Face card OR clubs.

A:

Q: P(lightning | rain) = P(rain | lightning):

A: We have given that  The total number of days = 365 Rainy days = 103 Lightning days = 20 Rainy and…

Q: Bob bought two theater box tickets. The computer randomly assigns the tickets in one of 5 seats: end…

A: Given Information: Total no. of tickets bought=02Total no. of tickets=05Sample space={end seat A,…

Q: 8. About 29% of Americans own a cat. In a randomly selected group of 80 Americans, find the…

A: As per our guidelines we are suppose to answer only one question8)Givenp=0.29sample size(n)=80Let…

Q: What is the probability of getting an odd numbered card in a regular deck of 52 of card? What is the…

A: Here use basic probability  Probability = (# Favorable outcomes)/(# total outcomes) Here total 52…

Q: A city in the shape of a rectangle stretches 5 kilometers from west to east and 3 kilometers from…

A:

Q: c) Suppose that a random variable Y is uniformly distributed on an interval (0,1) and let c> 0 be a…

A:

Q: Dace is a political analyst for a presidential candidate (Aspirant A) with two strong competitors…

A: Two events are said to be mutually exclusive if both of them cannot occur at the same time. Two…

Q: A psychologist is studying the self image of smokers, which she measures by the self-image (SI)…

A: