a. What is the probability that 9 or more say yes? type your answer... b. What is the probability that 3, 4, 5, or 6 say yes? type your answer... c. If 13 companies are contacted, what is the probability that exactly 10 say there is a shortage of qualified job candidates? type your answer...

Q: A single card is drawn from a deck of 52 cards. Find the probability the card chosen is as follows.…

A: A standard deck of 52 cards The chosen cards are- The Jack of hearts or a spade

Q: (a) What percent of the SAT verbal scores are less than 5 (b) If 1000 SAT verbal scores are randomly…

A: Population mean μ =502 Population standard deviation =116

Q: The future lifetime of a newborn is uniformly distributed in the interval (0,120). Using the same…

A: Future lifetime is uniformly distributed in the interval (0,120)  a=0 b= 120 P( person age 80 will…

Q: The lifetime X in hours of a brand electronic component is an exponential random number with…

A: To find the probability that the equipment will work for at least 230 hours, we need to find the…

Q: find the probability that the person selected a computer stock, given that the person selected a…

A: Here Given  Industry    Low   High         TOTAL…

Q: If the odds against event E are 19 to 1, what is the probability of E? The probability of event E is…

A: According to the given information, we have Odds against event E are 19 to 1.

Q: Please I would like a question in as short as 10 minutes Define the following terms Estimation…

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

Q: MATH PROBABILITY AND STATISTICS, PLEASE ANSWER JUST IN 10 MINUTES, NOT ANYMORE A team of two…

A: P(A)=0.4 and P(B)=0.5 If there is an error in computation then we need to find that there is an…

Q: Suppose that 12% of the population of the U.S. is left-handed. If a random sample of 130 people from…

A: Answer: From the given data, P(population of the U.S. is left-handed) = 12% = 0.12 Sample size (n) =…

Q: The answer above is not the answer for the question

A: In this step, we introduce the symbols used in the problem and note down all the information given…

Q: Consider the following exponential probability density function. f(x) =  1 5e−x/5     for x ≥ 0 (a)…

A: “Since you have posted a question with multiple sub-parts, we will provide the solution only to the…

Q: a. b. C. If two fair dice are rolled then What is the probability that at least one is a six? If the…

A: If two fair dice are rolled then   a.   What is the probability that at least one is a six?   b.…

Q: (a) Find the probability of rolling a 2.

A: Two dice are rolled. The random variable X is the sum of two outcomes The outcomes of a die roll are…

Q: The random variable X has a gamma(ax, 3) distribution; ie X has pdf: g-le-z/B for a > 0 and 0…

A: X~Gamma(ɑ,1/β)

Q: A large insurance company maintains a central computing system that contains a variety of…

A: Mean of 34 calls & Service rate per line is 21 calls per hour  λ=34μ=21

Q: For males in a certain town, the systolic blood pressure is normally distributed with a mean of 110…

A: X~N( μ , ?)   μ=110 , ?=8   Z-score =( x - μ )/?

Q: If n = 526 and (p - hat )= 0.30, find the margin of error at a 98% confidence level

A: n=526 Confidence level =98% (p - hat )= 0.30

Q: If S = {1, 2, 3, 4, 5, 6}, A is the set of elements of S that are less than 5, and B is the set of…

A: S={1,2,3,4,5,6} , A={1,2,3,4}, B={2,4,6} A and B={2,4}

Q: Using a standard deck of 52​ cards, what is the probability that a randomly dealt 6​-card hand…

A: Solution-: A standard deck of 52​ cards.  We want to find P(a randomly dealt 6​-card hand contains…

Q: A radio network determined that the time taken to play a baseball game is normally distributed with…

A: Answer: From the given data, Let X: The time taken to play a basket ball game X is normally…

Q: flights for three airlines for the year 2012 are given in the table. Find the probability that a…

A: We have to determine the probability that a flight operated by Airline A is domestic is.

Q: 1. If X ~ uniform (a, b), then X-a ~ uniform of ? Select one answer  a uniform (a, b-a) b uniform…

A: X~U(a,b)

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: A card is drawn from a well shuffled pack of 52 cards. Find the probability of getting a diamond…

A: Total no.of cards=52no.of diamond cards=13

Q: Find the mode for the following data 12,8,18,38,17,37,16,87,8,12,8

A: Answer: Given data is: 12,8,18,38,17,37,16,87,8,12,8 Number of observations = 11

Q: Suppose two shots are fired at a target. Assume each shot hits with independent normally distributed…

A: Suppose two shots are fired at a target. Assume each shot hits withindependent normally distributed…

Q: If X and Y are independent Poisson random variables with E​[X] = 3 and E​[Y] = 2, what is P​[ X = 2…

A:

Q: Alyssa and Gabriel play a game. Alyssa rolls a die. If she rolls a 1, 2, or 3, Gabriel gives away…

A: Consider Alyssa and Gabriel playing a game. Alyssa rolls a die. If she rolls a 1, 2, or 3, Gabriel…

Q: Let be the number of text messages that you receive while you are in class, and P(r) be the…

A: We have given probability distribution table.

Q: Calculate the margin of error and construct the confidence interval for the population mean (you may…

A: Given,x¯=99.4n=70σ=1.25α=0.1

Q: The joint probability distribution function of X and Y is given by: 1 y 2 3 0.05 0.06 0.10 X2 2 0.13…

A: The probability distribution function of X and Y is, y|x 1 2 5 Total=P(Y) 1 0.05 0.13 0.02 0.2…

Q: How many different lottery tickets are possible?

A: In the Mucho Millions lottery, players choose 8​ different numbers between 1​ and 53​ and 1​ number…

Q: Let X and Y be two possible events with P(X) = 0.38 and P(Y) = 0.23 respectively. Assume that events…

A: Answer: From the given data, P(X) = 0.38 P(Y) = 0.23

Q: Let P(A) = 0.3 and P(AUB) = 0.7. For what value of P(B) are A and B independent? O4/7 1/4 O 1/3 O…

A: Given: P(A) = 0.3P(A ∪ B) = 0.7

Q: 23% of the teenagers in a city think that shopping malls Close too early. If 20 teenagers are…

A: Answer: From the given data, P =23% =0.23 sample size(n) = 20 X = 4

Q: ead this information carefully, and calculate the expectation (to the nearest cent) for this…

A: From the information, given that   Let X denotes the cash prize.   Prize of A is $80,000 Prize of B…

Q: When Emma commutes to work, the amount of time it takes her to arrive is normally distributed with a…

A: Here given data are:

Q: The moment-generating function of a random variable X is given by 0.4et t<-In(0.6). 1-0.6et¹ (a)…

A: Given mgf of X is: M(t)=0.4et1-0.6et, t&lt;-ln(0.6)

Q: Reproduce the table. Die 1 1 2 3 4 5 6 1 (Type whole numbers.) 2 3 Die 2 4 6

A: Two dice are rolled. The random variable X is the sum of two outcomes The outcomes of a die roll are…

Q: In a local fund-raising lottery game, you select seven distinct numbers from 1-15, hoping that your…

A: Seven distinct numbers from 1-15 have to select and the order of the numbers you pick do not need to…

Q: A class in advanced physics is comprised of 20 juniors, 30 seniors and 10 graduate students. The…

A: A class in advanced physics is comprised hasNo.of juniors=20No.of seniors=30No.of graduate…

Q: A lot of 25 light bulbs consists of N₁ defectives and N₂ working bulbs. The buyer accepts the lot of…

A: Let X1, X2, X3, X4, X5 be random variables defined as follows: Xi = 1  if  the ith item chosen is…

Q: The average sunshine hours per year in a city have a normal distribution with a mean of 1,789 hours…

A: Here given that the average sunshine hours per year in a city has normal distribution with mean of…

Q: The coach of the Iowa Wolves feels that they are the underdog and is considering a riskier game…

A: We need to simulate the effect of the new game strategy on the Wolves' point total. We will assume…

Q: time. What is the probability that on a given day that employee will either arrive late or leave…

A: Suppose that an employee arrives late 15% of the time, leaves early 25% of the time, and both…

Q: Give the probability in decimal form. The campus vets club is having a raffle and is selling 1500…

A: The total number of selling tickets=1500 tickets The number of tickets bought by the people on the…

Q: A single, six-sided die is rolled. Find the probability of rolling an even number or a number less…

A: A fair die is rolled one time Sample size=S={1,2,3,4,5,6} Even number={2,4,6} Less than…

Q: What is the probability that the sample proportion is greater than than 0.19?

A: Based on historical data, your manager believes that 33% of the company's orders come from…

Q: A website instructs users to create a password using 4​ alphanumeric characters (letters or digits).…

A: We have given that a website instructs users to create a password using 4​ alphanumeric characters…

Q: Using a standard deck of 52​ cards, how many 4​-card hands contain all heart

A: using stanadard deck of 52 cards ,total outcomes:n=52 cards we have to find out  that 4 card hands…