If o(E) = 1:7, find o(E').

Q: There is a spinner with 12 equal areas,numbered 1 through 12.If the spinner is spun one time,what is…

A: Given There are sppiner with 12 equal areas

Q: ou and your friend are among several candidates running for class president. You estimate that there…

A: given data   event A : you win  P(A) = 0.45 event B  : your friend win  P(B) = 0.25

Q: A coin which has probability 0.49 of coming up Heads is tossed three times. Let Y be the number of…

A: Binomial probability distribution has utilized.

Q: A store is selling 5 types of hard candies: cherry, strawberry, orange, lemon and pineapple. How…

A: Given that 5 types hard candies  Cherry, Strawberry, Orange, Lemon, Pineapple We have to find number…

Q: The distribution of scores on a standardized aptitude test is approximately normal with a mean of…

A: GIVEN DATA  normal distribution μ = 490σ =95 for top 5% : x= ?

Q: A twelve sided die with sides labeled 1 through 12 will be rolled once. Each number is equally…

A: Answer: From the given data, A twelve sided die with  sides labeled 1 through 12 will be rolled…

Q: A student is taking a multiple choice quiz but forgot to study and so he will randomly guess the…

A: Givensample size(n)=12p=14=0.25                 (i.e., 1 correct choice in 4 choices)Let "x" be the…

Q: The number X is chosen at random between 0 and 1. determine the density functions of the random…

A: Given information: The number X is chosen at random between 0 and 1.  fx=11-0,…

Q: 1. Briefly answer the following questions. (a) Suppose that a commonly-used sleeping pill makes 70%…

A: Given that (a) Suppose that a commonly-used sleeping pill makes 70% people sleep 7 hours or more. A…

Q: A coin which has probability 0.82 of coming up Heads is tossed three times. Let Y be the number of…

A: Y be the number of tails given  Given  probability of head =q=0.8

Q: Infant birth weights are normally distributed with a mean of 8 pounds and a standard deviation of…

A: Given,mean(μ)=8standard deviation(σ)=0.8

Q: Twenty subjects volunteer for a study of a new cold medicine. Eight of the volunteers are ages…

A:

Q: A political candidate with 84115 registered voters in their electorate, wants to survey these voters…

A: Given that Number of voters registered =84115 Number of persons respond =7667 41% vote for a…

Q: cords show that arrival requests to a certain server occurr at the rate of 3 per minute. In one…

A: Given, Records show that arrival requests to a certain server occur at the rate of 3 per minute. In…

Q: For each of the scenarios below, select: A : variable is binomial (appr

A: Binomial Distribution: Binomial distribution is a discrete probability distribution. The Binomial…

Q: In one lottery, a player wins the jackpot by matching all five distinct numbers drawn in any order…

A: match five distinct numbers in any order from the white balls(1 through 41) and match the gold…

Q: 7.25. Let X₁, X2, ... be a sequence of independent and identically distributed continuous random…

A:

Q: Given a normal distribution with n = 26, μ = 30 and o = 6 Find a. The value of x that has 80% of the…

A: Givensample size(n)=26Mean(μ)=30standard deviation(σ)=6

Q: a) Does the graph have any Euler Circuits? If yes, list one. b) Does the graph have any Euler Paths?…

A: We have, Euler path: It goes through every edge of a graph exactly once.  Euler circuit: It is an…

Q: Table 4.26 shows the frequency distribution for the weight of 52 female workers in a factory.…

A: we use excel to find ogive graph

Q: In a sample of n = 18 lichen specimens, the researchers found the mean and standard deviation of the…

A: The question is about 95% confidence interval. The is 1-α =95% =0.95

Q: Find area left to z= 2.35

A: Followings are the Explanation of the question Let Z be the Standard Normal Variable follows the…

Q: certain year, the weekly weight increases of a puppy in New York were collected. For the same time…

A: During the months of March and April of a certain year, the weekly weight increases of a puppy in…

Q: Suppose that the mean systolic blood pressure for women over age seventy is 132 mmHg (millimeters of…

A: given data  empirical rule : approximately 68-95-99.7% data fall within1σ-2σ-3σ of μ. μ = 132σ =…

Q: A coin which has probability 0.56 of coming up Heads is tossed three times. Let ?Y be the number of…

A:

Q: Fifteen adults of males between age of 35 and 50 participated in a study to evaluate the effect of…

A: Let the paired observations be denoted by xi,yi where xi denotes the ith observation before the…

Q: 1. (a) How many words from the Roman alphabet (26 letters) of length n have no "a"? (b) How many…

A: by battleby policy i can gives only 3 subparts answer at a time

Q: A particular manufacturer (the vendee) uses sample data sent by a vendor to investigate whether the…

A:

Q: An experiment consists of two independent trials. The outcomes of the first trial are A, B, and C,…

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

Q: $3.23 Four fair dice are rolled simultaneously. The probability that exactly two of them turn up…

A: Let there are n trials and each having two outcomes - Success and Failure. The trials are…

Q: A company estimates that 0.4% of their products will fail after the original warranty period but…

A: p(FAILS WITHIN 2 YEAR)= p = 0.004 P(not fail) = 1-0.004 = 0.996 replacement cost $ 50 premium to…

Q: The point spread in sports betting is essentially a handicap towards the underdog, for example the…

A: Given information: Winning margin now for Kansas City this weekend follows N(1, 144). μ=1σ=12

Q: 1 72 a. Find c and c a (6) a1 + (7)ªn-2 b= €₂ = r²c₁r = c ₂ = 0 b. Substitute c, and c, into the…

A: As per our guidelines I can solve only first three subparts. Kindly post the remaining subparts…

Q: The following model is used to investigate factors affecting the probability of smoking of adults:…

A: Please find the solution below. Thank you.

Q: Lola has 25 little balls (10 red, 8 blue and 7 white) to make a necklace. Linking the 25 balls in a…

A: We have given that Number of red balls = 10 Number of blue balls = 8 Number of blue white balls = 7…

Q: Is the national crime rate really going down? Some sociologists say yes! They say that the reason…

A: Given that  Sample size n =38 Favorable cases x =22 Sample proportion p^=x/n  =22/38 =0.5789 NOTE:-…

Q: Let X be a RV that exponentially distributed with parameter A. In terms CDF of X, write an…

A: c. Let X be a RV that exponentially distributed with parameter λ. The density function for X is,…

Q: In a study investigating a link between walking and improved health, researchers reported that…

A: GivenAdults walked an average of 862 in the past month for the purpose ofhealth or recreation and…

Q: a4=  Then, write down the first 5 terms of the sequence:  What is the 7th term in the pattern…

A: First 5 terms of the sequence from the recurrence relation : - As per the given equation; an= an-1 +…

Q: A fair dice is rolled 3 times. Let X denote the sum of the dice rolls, and Y denote the sum of the…

A:

Q: QUESTION 5 An economist is studying the median yearly income of workers by their ages. 18 48 58 28…

A: To identify the mode type we create scatter plot. We represent age on x axis and Median income on Y…

Q: Use the attached random digit table to estimate the probability of the event that at least 2 people…

A: Given information, There are group of 5 people in the experiment. Using the random number table, the…

Q: The heights of students are normally distributed with mean 161 inches and standard deviation of 4.56…

A: Answer: From the given data, Let X: heights of students X is normally distributed with Mean (μ) =…

Q: the probabilities of the states of dependent systems X and Y are given by the table: (Xi, Yi) X1…

A: Solution: From the given information,

Q: Suppose that 65% of people own dogs. If you pick two people at random, what is the probability that…

A:

Q: The diameters of oranges from a Florida orchard are normally distributed with mean μ = 3.2 inches…

A: The population mean is 3.2. The population standard deviation is 1.1. We have to find the…

Q: exponential

A:

Q: - EXS: Un fair tossing A coin which has probability p of coming up Heads is tossed three times- Levt…

A:

Q: Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be…

A: Permutation is an arrangement of the objects. It is often used in probability theory. According to…

Q: A single cashier is able to serve 15 customers per hour at a store checkout. An average of 9…

A: Given that a single cashier is able to serve 15 customers per hour at a store checkout. An average…