Suppose 59% of vegetarians are women. Suppose a random sample of 500 vegetarians is taken. What is the approximate probability that the proportion of females in our sample will be less than 63%?

Q: (a) What is the probability that no units are in the system? (b) What is the probability that one…

A: AS PER GUIDELINES I HAVE CALCULATED FIRST 3 SUBPARTS PLZ REPOST FOR REMAINING WITH NOTE I NEED THIS…

Q: probability of being dealt a pair (two cards of the same value) in their initial hand?

A: In a game of Texas hold'em , a player is dealt two cards from a standard deck of 52 cards. there…

Q: According to a survey, 26.8% of credit-card-holding families in a certain area hardly ever pay off…

A: p(families hardly ever pay off the balance)=p=0.268q=1-0.268=0.732x= no. of families hardly ever pay…

Q: Find the z-score for the standard normal distribution shown on the diagram. 0.305/

A: here z- score is given data follows standard normal curve,X~N(0,1)we have to find out the z- score…

Q: Basketball player Muse will get a ball through the hoop from five meters away 60% of the time. What…

A: sample size(n)=5Probability of getting ball through the hoop from give meters away(p)=0.60Let "x" be…

Q: 1. Assume that the probability of rain tomorrow is 0.5 if it is raining today, and assume that the…

A: a)The weather can be modeled as a Markov chain with two states: "rainy" and "clear" (or "not…

Q: Assume that out of a population of 1871 people, 30% of the population has a particular genetic…

A: From the provided information, Population size (n) = 1871 30% of the population has a particular…

Q: The table gives Josh's probabilities of scoring in various ranges on a par-70 course. In a given…

A: The par score is 70  The given table is  x P(x) Below 60 0.03 60-64 0.07 65-69 0.17 70-74…

Q: Given the random variable X with distribution. x P(X = x) 0 0.15 0.5 0.24 1 0.09 1.5 0.34 2.0 0.18…

A: Answer  Given  x P(X = x) 0 0.15 0.5 0.24 1 0.09 1.5 0.34 2.0 0.18

Q: A manufacturing plant uses a specific bulk product. The amount of product used in one day can be…

A:

Q: An HP laser printer is advertised to print text documents at a speed of 18 ppm (pages per minute).…

A: Let X denotes the printing speed of printer  Population mean =17.57  Standard deviation =3…

Q: 47. Considering the same website from Question 46, Let W denote the length in minutes from the time…

A: Hits at a website arrive at an average rate of 40 hits per hour according to a Poisson process. Let…

Q: The joint probability mass function of the random variables X, Y, Z is p(1,2,3) = p (2,1,1) =…

A: The random variables are X, Y, and Z. The joint probability mass function of the random variables…

Q: If one three-digit number (0 cannot be a left digit) is chosen at random from all those that can be…

A: Sample space=S={0,1,2,3,4,5,6,7,8} Not multiple of 2={1,3,5,7} n(Sample space)=9 n(Not multiple of…

Q: Find the variance and standard deviation of the following random variable. Hint: start by writing…

A: Answer: From the given data, X:              0       1       2 P(X=x):      0.5     0.2   0.3

Q: In developing an interval estimate for a population mean, the interval estimate was 62.84 to 69.46.…

A: As per the Bartleby guildlines we have to solve first question and rest can be reposted....…

Q: The following table presents the probability distribution of the number of vacations X taken last…

A: p(X=0)=0.12p(X=1)=0.62p(x=2)=0.14p(X=3)=0.10p(X=4)=0.02

Q: In a particular country, cultured milk are manufactured, in bottles, by two companies, Yacoat and…

A:

Q: Do not provide solutions by subtraction...give the answers with given values by putting it in…

A: The mean is 273 and the standard deviation is 100.

Q: 1. Find the probability that exactly 10 guests are from Germany. 2. Find the probability that at…

A: AS PER guidelines i have calculated 3 subparts plz repost for reaming parts with note i need this…

Q: (If X~ Poisson(A), then Px(k)= e for all integers k≥0, and E[X] = Var[X] = X.) If A Poisson(5) and…

A: The expected value of the difference D=A-B is the difference of the expected values E[D]=E[A]-E[B].…

Q: 4. Suppose we roll eight fair D6 and sum the pips. What is the probability that the sum is 19 given…

A: In probability theory, conditional probability is the probability of an event A occurring given that…

Q: Suppose a dice-rolling experiment has ????(?) = 1000 ?−0.0990210258 ? as its model. a)  What is the…

A: Please note that as per our guidelines if multiple sub-parts are there in a question we can answer…

Q: Let the discrete random variable X represent the number of good components in the sample. The…

A: The random variable X is the number of good components in the sample The probability distribution is…

Q: How many such passwords are possible that end in the letter Z?

A: A website instructs users to create a password using 3​ alphanumeric characters (letters or digits).…

Q: For the experiment of rolling an ordinary pair of dice, find the probability that the sum will be…

A: The experiment of rolling an ordinary pair of dice. The total number of possible outcomes are:…

Q: Question * Given the two events A and B such that: P(A)=P(B) = and P(An B)=, then P(A U B) = (Hint:…

A: `According to the given information, we have P(A)=13, P(B)=13P(A¯∩B¯)=14

Q: Thirty-nine percent of U.S. adults have very little confidence in newspapers. You randomly select…

A: It is required to calculate the probabilities that the number of adults who have very little…

Q: Question * How many three-digit numbers can be made from the digits 0,1, 2, 3 and 4, used at most…

A: In the modern era of technology and digitization, the field of data science has become increasingly…

Q: Compare and contrast the difference between finding the odds and finding the probability of an…

A: Compare and contrast the difference between finding the odds and finding the probability of an…

Q: In the Mucho Millions lottery, players choose 7​ different numbers between 1​ and 50​ and 1​ number…

A: Total no.of numbers between 1 and 50=48 (2,3,4,......49)Total no.of numbers between 1 and 24=22…

Q: (a) between $20.00 and $79.99 (b) not between $20.00 and $79.99

A: Here given grouped frequency distribution for customers bill amounts for 1000 customers.  Relative…

Q: In order to determine the average weight of carry-on luggage by passengers in airplanes, a sample of…

A: a) Suppose that µ is the population mean weight (in pounds) of the carry-on luggage.

Q: Given this joint pmf, (a) Find E(X|Y = 0). (b) Find E(YX = 1).

A: Let X=Number of aP chosen And Y=Number of AP chosen The joint pmf of X and Y is given by:     X…

Q: Suppose you have a bucket of 150 balls: 47 red, 62 blue, and 41 green. Describe the distribution for…

A: Given that there are 150 balls. Among 150 balls, 47 red, 62 blue, and 41 green.  P(green…

Q: Let N be the number of insurance claims per year, and N is following a Poisson distribution, with a…

A: The equation to calculate the probability P(N > 10200) can be written as: P(N > 10200) = 1 -…

Q: A hotel manager wants to analyze the nationality of the guests who stayed at the hotel during the…

A: Given that Sample size =50  Probability of guest from Germany=0.20 4. Find the probability that more…

Q: a) What is the probability that at least five people arrive during a 35 minute period? (Answer in 4…

A: The number of people arriving for treatment at an emergency room has a rate of six per hour. Here…

Q: A factory worker will quit with probability 1/2 during her first month, with probability 1/4 during…

A: Probability a factory worker will quit during the first month = 12 Probability a factory worker will…

Q: determine the persons expectation,

A: For the wheel pictured as above , assume that a person spins the pointer and is awarded the amount…

Q: Twenty-one percent of people say they've seen a ghost or felt its presence. If 13 people are asked,…

A: Answer:- Given, Twenty-one percent of people say they've seen a ghost or felt its presence. That is,…

Q: Suppose the location of a particle in the plane is restricted to be within the region of the first…

A: The joint pdf of X and Y is, fx,y=αxyI0,1xI0,x2y         =αxy, 0<x<1, 0<y<x2

Q: Determine which type of sampling technique is used. Determine if the sample is biased or unbiased. A…

A: As per the Bartleby guildlines we have to solve first question and rest can be reposted.... A high…

Q: A random variable has CDF given A i = 0, 1, 2 F₁ = = {₁ 1=3² 1 i if A = 0.56, then what is p₂?

A: We are given that the cumulative distribution function (CDF) F of a random variable X takes the…

Q: Given the digits {1, 2, 3, 4, 5}, how many 3-digit numbers can be formed if: No digit is repeated?…

A: the digits are {1, 2, 3, 4, 5} 3-digit numbers can be formed

Q: Let P(Z)=0.46, P(Y)=0.41, and P(ZNY) = 0.19. Use a Venn diagram to find (a) P (Z'NY'), (b) P…

A: P(Z)=0.46 P(Y)=0.41 P(Z∩Y)=0.19

Q: If a person spins a four-space spinner and then flips a coin, describe the sample space of possible…

A: Answer: From the given data, The person spins a four-space spinner and then flips a coin

Q: Please provide details on steps used to solve the problem below. A maintenance unit receives…

A: This question involves the analysis of request arrivals from three different branches of a company…

Q: The weather on any given day in a particular city can be sunny, cloudy, or rainy. It has been…

A: The probabilities associated with the given question are as follows: If it is sunny on one day, it…

Q: A soft drink company fills two-liter bottles on several different lines of production equipment. The…

A: