A fair die is cast four times. Calculate the probability of obtaining exactly two 6's. p = [?] % Round to the nearest tenth of a percent. Enter

Q: Suppose that the transit time on a particular sub standard PNR is uniformly distributed between 48…

A: It is given that X~U(48, 85).

Q: 2- Two events A and B are such that P(A) = 0.5, P(B) = 0.3 and P(A|B) = 0.1. Then P(A|AUB) is

A: Here Given  P(A)=0.5 P(B)=0.3 P(A/B) = 0.1

Q: Given the cumulative distribution function (c.d.f) 0, x+4 6 Compute P(-2 < X ≤ 0.5). a. b. C. d. FL…

A: Find the pdf first.

Q: Two events A and B are such that P(A) = 0.5, P(B) = 0.3 and P(A|B) = 0.1. Then P(A|AUB) is

A: Solution-: Given: P(A) =0.5, P(B)=0.3, P(A/B)=0.1 Then we determine P(A/A∪B)=15 is true or false

Q: A milk display case at a grocery store is stocked with cartons of regular milk and soy milk, in both…

A:

Q: The population mean and standard deviation are given below. Find the required probability and…

A: Given that   The data is normally distributed. Sample size (n) = 75 Population mean (μ) = 228…

Q: Three newspapers A, B and C, are published in a city and a survey of readers indicates the…

A:

Q: A golf analyst claims that the standard deviation of the 18-hole scores for a golfer is at most 2.4…

A:

Q: The average hourly sale of a certain ride in an amusement park is P148.75/hr with a standard…

A: Given information- Population Mean µ = P148.75/hr Standard deviation (σ) = P75.76 Let X be the…

Q: On a multiple choice quiz, there are eight questions. Each question has four choices (A, B, C or D).…

A: GivenSample size(n)=8p=14=0.25                          (one correct choice in four…

Q: United Blood Services is a blood bank that serves more than 500 hospitals in 18 states. According to…

A: THe provided information is P(O)=0.43P(Rh-factor)=0.15P(O or Rh-factor)=0.52P(O or…

Q: Twelve books are placed on a shelf in random order. What is the probability that their titles are in…

A: Given that, Twelve books are placed on a shelf in random order. We have to find the probability of…

Q: What is the probability of exactly two of the selected bulbs are rated 75-W? What is the probability…

A:

Q: A baseball player's batting average is 0.341, which can be interpreted as the probability that he…

A: Solution  Given That, A baseball player's batting average is 0.341, which can be interpreted as the…

Q: The Philippine Red Cross says that about 11% of PH population has Type B blood. A blood drive is…

A:

Q: What is the probability of having more than or equal to 6 snatching incident during a randomly…

A: By record of the local police department of Alabang, on an average, there are 3 cases of snatching…

Q: Suppose population 1 is all blue cars sold at used car auctions, and the mean sale price of all such…

A: Given  Sales of red cars and blue cars and few other parameters.we need to find whether it has 2…

Q: A personnel director wishes to compare the effectiveness of two methods of train- ing industrial…

A:

Q: Find the margin of error for the given values of c, s, and n. c=0.99, s=2.1, n=17 Click the icon to…

A: Given,c=0.99 , s=2.1 , n=17degrees of freedom(df)=n-1df=17-1=16α=1-0.99=0.01α2=0.005t0.005(16)=2.921…

Q: 5 4 ald -0.01 3 2 -0.02 Table 2C: Jarque-Bera Test 0.00 0.01 0.02 0.03 Series: Residuals Sample…

A: Solution: The distribution of residuals follows normal

Q: * The Fourier Transform of x(t) = [u(t)-u(t-2)][u(t) — u(t − 1)] 8(t – 0.5) cos(2πt) - exp(-j0.5w) O…

A:

Q: The ages of the population of 2,000 women are normally distributed with a mean of 35 years and…

A: Answer:- Given, the age of the population of n  = 2000 women are normally distributed…

Q: Find a 90 percent confidence interval for μ, assuming that the sample is from a normal population.…

A: From the provided data Σx=311The square of each number and sum of their quaresΣx2=6319n=16The mean…

Q: Suppose that you have 7 green cards and 5 yellow cards. The cards are well shuffled. You randomly…

A: Given,no.of green cards=7no.of yellow cards=5Total no.of cards=12G1=the first card drawn is…

Q: If the odds of the Maple Leafs winning the Stanley Cup are 7:11, what is probability that they will…

A: Given The odds of the Maple Leafs winning the Stanley cup = 7:11

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

A:

Q: Francis wants to donate his 15 books to his three friends. If he gives 8 books to one of his friend…

A: given data   have 15 books 8 books to one friend 4 books to other friend and remaining to third…

Q: and alem consists of amounts from city # 2. OA. Ho: H₁ H₂ Hy: Hy > H₂ OC. Ho: 1₁ = ₂ H₁: Hy H₂…

A: From the above data  Option A is correct

Q: probability that the member selected at random i from the shaded area of the graph is (Round to four…

A: Given that.   X~N( μ , ?^2 )   μ=20.5   , ?=5.3   Z-score =( x - μ )/?

Q: Consider the sample space S= {(-2, 4), (-1, 1), (0, 0), (1, 1), (2, 4)}, where each point is assumed…

A: Given sample space is, S=(-2, 4), (-1, 1), (0, 0), (1, 1), (2, 4). Each point is equally likely.…

Q: The U.S. national average door-to-doctor wait time for patients to se doctor is now 21.3 minutes.…

A: It is given that the mean is 21.3 and standard deviation is 6.7.

Q: Consider the sample space S= {(-2, 4), (-1, 1), (0, 0), (1, 1), (2,4)}, where each point is assumed…

A: I find the the value of cov(X,Y) using r-software.   R-code:- x = c(-2,-1,0,1,2) y = c(4,1,0,1,4)…

Q: An unprepared student takes a 10 question TRUE/FALSE quiz and ended up guessing on all the problems.…

A: n = 10 questions true false questions  so p(correct guess) = p = 1/2 x = no. of correct answer by…

Q: The amounts of time per workout an athlete uses a stairclimber are normally distributed, with a mean…

A: It is given that  Mean = 20 minutes  Standard deviation = 5 minutes    Note: The p-value is taken…

Q: Question 2 x 1 | | | | (a) PX = 2) (b) PX > −2) (c) P(−1 < X <1) (d) PX < -1 or _X = 2) 2

A: Given data is x -2 -1 0 1 2 f(x) 1/8 2/8 2/8 2/8 1/8

Q: Use the Test for Independence to determine if events A and B are independent. P(A) = 0.7, P(B) =…

A:

Q: Explain why a level of significance of a = 0 is not used. Why is a level of significance of a = 0…

A: It is given that the level of significance α = 0.

Q: Suppose that the discrete random variable X has cumulative distribution function given by if x < 1…

A:

Q: Find the value of E, the margin of error, for c= 0.95, n = 10 and s= 3.9. ents A. 2.261 0 OB. 2.79…

A:

Q: ven below. X₁, X2, Xn (1)

A: Given: f(x)=(θ+1)xθ,0&lt;x&lt;10, otherwise

Q: In a box containing 8 red balls, 8 green balls and 8 blue balls where 3 balls will be drawn in…

A:

Q: A bag contains 5 red balls and 8 blue balls. Each time a ball is selected, its colour is noted, and…

A: Given: A bag contains 5 red balls ad 8 blue balls. Each time a ball is selected, its color is noted,…

Q: If the probability of rain tomorrow is 65%, what is the probability that it will not rain tomorrow?…

A: given;Pr(it will rain tomorrow)=65%=0.65

Q: The Philippine Red Cross says that about 11% of PH population has Type B blood. A blood drive is…

A:

Q: According to CBS Money Watch, the average monthl phone bill is $100. Suppose monthly household cell…

A: It is given that the mean is 100 and the standard deviation is 11.35.

Q: Problem 3.1: Suppose the discrete random variable X has the probability distribution listed in the…

A: Given probability distribution table is x 4 5 6 7 8 9 12 f(x) 0.15 0.20 0.16 0.27 c 0.09 0.03

Q: A random sample of 8 students was selected to test the effectiveness of hypnosis on their academic…

A: (a) State the hypotheses.

Q: Nine percent of the population has blood type B. If we choose 18 people at random, what is the…

A: Given,n=18p=0.09q=1-0.09=0.91Let X= no.of people have blood type B in a sample of 18…

Q: Let X and Y have a joint pdf given by f (x, y) = {3³x₁ (3x, 0, 0 ≤ y ≤x≤1 elsewhere. 1. Find the…

A: Let X and Y be two continuous random variables defined over the sample space S. Then the continuous…

Q: [Q2] A box contains 12 red balls, 8 white balls, and 6 blue balls. (a) if a ball is drawn at random,…

A: Given Information: Red balls = 12 White balls = 8 Blue balls = 6