1. What is the probability that this random variable takes the value 3? 2. What is the probability that this random variable udnercuts 3?

Q: As a warehouse manager, it is your responsibility to inspect a large shipment of components for…

A:

Q: What is the probability that a random variable will have values of three or less?

A: Given that  Probability mass function  X 0 1 2 3 4 5 6 7 8 9 10 P(x) 0.06 0.14 0.16 0.14 0.12…

Q: 9. Sixty percent of all road accidents are due to distracted driving. In a random sample of 400…

A: Given Data: n=400 p=0.6 Let X be the random variable of number of accidents. Using Central Limit…

Q: The number of tricycle collisions that occur in Davao City is often modeled as a Poisson random…

A: Let X be the number of tricycle collisions that occur in Davao City which follows Poisson…

Q: In a certain community, it is accepted that 85% of households are two-income households. You select…

A: Given, n=150 p=85%=0.85 q=1-p=0.15

Q: According to flightstats.com, Jet Blue flights from Dallas to Seattle are on time 90% of the time.…

A: Hello there! there are more than three subparts in the question. According to our policies we cannot…

Q: The coach of a running team thinks that 45% of athletes can run a mile in under 7 minutes. A simple…

A: Given problem Given that   The coach of a running team thinks that 45% of athletes can run a mile…

Q: What is the probability that a standard normal random variable Z lies between -2.42 and 1.76?

A:

Q: After rolling a 6 sided dice 40 times, what is the probability of obtaining an average that is less…

A: Define the Random Variables, Xi : Outcome in the ith die i = 1,2,3,....,40 PMF of Xi , P(Xi=xi) =…

Q: What is the probability of drawing 4 red cards in a row from a standard deck of 52 cards? Express…

A: Provided information is ; n(sample space) = number of standard deck of cards= 52 here we will first…

Q: It is estimated that 75%of all young adults between the ages of 18-35 do not have a landline in…

A: Given Information- p = 0.75 q = 1-0.75 =0.25 n = 100 Here we use Binomial distribution, Binomial…

Q: Suppose an actual census showed that 18.4% of the households in California have incomes in excess of…

A: It is given that n =750 and p =0.184.

Q: The number of adults living in homes on a randomly selected city block is described by the following…

A: Given that the number of adults living in homes on a randomly selected city block is given.…

Q: 2. A family has four children. If X is a random variable that pertains to the number of female…

A: It is given that X = Number of female children in the family. Note : Since you have asked multiple…

Q: 4. According to a manufacturer, the average weight of a cereal box they produced is 20 ounces with a…

A: X follows a Normal distribution with mean = 20 and S.D = 0.5 Then z=(x-mean)/SD = (x-20)/0.5…

Q: A person who took the survey is selected at random. 1. What is the probability that the person has a…

A: The given data can be described as   $40000 or less more than $40000 Total Diploma 44 101 145…

Q: 1. Find the expected number of heads when three Coins are tossed based on the probability…

A: Given that  Three coin are tossed based on probability distribution.  Sample space. 0 , 1 , 2 , 3…

Q: 8. What is the probability that a randomly selected student has high stress 9. Given that a randomly…

A: The table shows the stress levels and school district location of the students.

Q: What is the probability that the random variable will assume a value between 45 and 55 (to 4…

A: Given: The population mean is μ=50. The population standard deviation is σ=5.

Q: It is estimated that 75% of all young adults between the ages of 18 and 35 do not have a landline in…

A: Givenp=0.75sample size(n)=100Let "x" be the adults do not own a…

Q: Suppose that the discrete random variable X counts the number of heads in four tosses of a balanced…

A: If acoin is tosses then the probability of getting a head isP(getting a…

Q: 2. What is the probability that the mean salary of random sample of 100 workers is no more than $54,…

A: Given Mean=mu=54,000, sigma=5000, n=100

Q: Assume that men’s weights in the United States are normally distributed with a mean 172 pounds and a…

A: Given that, Mean = 172 Standard deviation = 29

Q: III. The height of the PBA players mean of 193 cm with standard deviation of 7. If 30 of them are…

A: Given,sample size(n)=30mean(μ)=193standard deviation(σ)=7

Q: 18. Given that a randomly selected person had a Negative Reaction to the study, what is the…

A: 18. There are totally 2,000 consumers are considered in this study out of which 660 are males and…

Q: It is estimated that 75% of all young adults between the ages of 18-35 do not have a landline in…

A: Solution: h. From the given information, the probability of all young adults between the ages of…

Q: (a) What is the probability that a randomly selected board cut by the machine has a length greater…

A:

Q: (c) What is the probability a simple random sample of 60 ten-gram portions of the food item results…

A: Since the student asks for assistance in part (c), only part (c) is solved.

Q: According to the National Institute of Allergy and Infectious Diseases, approximately 8% of American…

A: We want to find the probability X~Bin(n=10, p=0.08)

Q: Suppose a large consignment of stereos contained 12% defectives. If a sample of size 364 is…

A: Given data, p=0.12 n=364 P(p<0.15)=?

Q: Suppose the pmf of a random variable X is as given in the accompanying table. What is the…

A:

Q: It is reported that the market share of iphones is 40%. (i.e. 40% of all cell phones are…

A:

Q: A tabby cat will disturb its orange-and-white sibling 3.6 times every hour on average. (a) What is…

A: Let X=no.of times a tabby cat will disturb itsorange- and-white siblingX~Poisson(λ=3.5/per…

Q: What is the probability of throwing a three with a single die 4 times out of 5 trials?

A:

Q: 3. Suppose that the average outstanding credit card balance for your professionals is 11,200 with a…

A: Given: Mean value is, μ=11200. Standard deviation is, σ=2600. Number of professionals selected in…

Q: The Food Marketing Institute shows that 17% of households spend more than $100 per week on…

A: Given : the population proportion is p = 0.17 and a simple random sample of 800 households will be…

Q: The table below lists a random sample of 42 speeding tickets on I-25 in Colorado.   0-10 mph over…

A: Obtain the probability that the driver was female. The probability that the driver was female is…

Q: 6. What is the probability of rolling a number greater than four on a standard 6- sided die?

A:

Q: According to CTIA, 41% of all U.S. households are wireless-only households (no landline). Choose…

A: From the provided information, 41% of all U.S. households are wireless-only households (no landline)…

Q: The accompanying table lists probabilities for the corresponding number of girls in 4 births. What…

A: Frequency distribution of girl births is given.

Q: 2. Construct a probability distribution for the random variable M that refers to the number of male…

A: Given: Let M be the random variable representing the male offspring in the family. Let G represents…

Q: What is the probability of a random student being chosen who is a female and is not between the ages…

A: Given,          PM=0.60          PAge 18 and 20=0.35          PM and Age 18 and 20=0.26…

Q: ... a. What is the probability that an individual bottle contains less than 2.71 liters? 0.187…

A: her given, mean = 2.75  standard deviation   =  0.045  Y= amount of water in liter

Q: 13. Suppose that a lot of 5000 electrical fuses contain 5% defectives. If a sample of five fuses is…

A: Given,n=5000p=0.05here A random variable X~Poisson(λ)because n is large and p value very smallso ,…

Q: What is the probability that a random sample of size 8 out of 15 identified people will have an…

A: To find the probability that a random sample of size 8 out of 15 identified people will have an…

Q: It is known the 60% of toddlers have too much screen time. A randome sample of 8 toddlers were…

A: Here, too much screen time follows binomial distribution with n = 8 and p = 0.60.

Q: According to one study, 40% admit to eating chocolate when stresses. Suppose that 40% figure is…

A: Given that, According to one study, 40% admit to eating chocolate when stresses. If 40% figure is…

Q: 1. In a factory that produces pieces of ready-made concrete, if the percentage of production of…

A: Givenp=0.6n=5x~Binomial(n=5,p=0.6)P(X=x)=Cxn px (1-p)n-x  ; x=0,1...,n

Q: 1. What is the probability that his mean grade is lower than 852 2. Whal is the probabilily that his…

A: Here AS per policy I have calculated 3 subparts Here use basic of sampling distribution

Q: When two dice are rolled 36 times: Determine the empirical probability that a 9 comes up 6 times.

A: