if two fair dice are rolled, what is the probability that a total showing is either even or greater than six
Q: There are approximately 7.8 billion people in the world and about two thousand billionaires. About 7…
A: Given that there are approximately 7.8 billion people in the world and about two thousand…
Q: A system consists of five components is connected in series as shown below. As soon as one component…
A: From the given information,There are 5 components connected in series.The first two components have…
Q: The state test scores for 12 randomly selected high school seniors are shown on the right. Complete…
A: Let X be the test score of a high school senior.Given scores are 1425, 1228, 984, 693, 722, 840,…
Q: Find the critical value to for the confidence level c = 0.90 and sample size n = 14. Click the icon…
A: Confidence level(c)=0.90sample size(n)=14
Q: The probability distribution of a random variable X is given below. Given the mean Find the variance…
A: Given that,The probability distribution of random variable is given as:…
Q: A study was carried out to compare mean customer satisfaction scores at service centers in city A,…
A: It is required to obtain the margin of error for separate 95% confidence intervals constructed for…
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A: Mean Standard deviation The objective is to find the range of returns should you expect to see with…
Q: If X has an exponential distribution, show that
A: Given that
Q: c) Consider the following table: i 1 2 3 5 6 7 8 9 10 R₁ 0.7329 0.9755 0.6761 0.0917 0.1584 0.2858…
A: Given table,123456789100.73290.97550.67610.09170.15840.28580.85640.36280.43370.5822Assuming M/M/1…
Q: Kristina Karganova invites 12 relatives to a party: her mother, 3 aunts, 2 uncles, 2 brothers, 1…
A: Total number of relatives. n= 12Mother=1Number of uncles =2number of aunts=3Number of brothers= 2And…
Q: In the exercise, X is a binomial variable with n = 4 and p = 0.2. Compute the given probability.…
A: From the provided information,
Q: Allison purchases one lottery raffle ticket for a school fundraiser. The raffle ticket cost $19.…
A: From the provided information, The raffle ticket cost $19. The school is selling 13,599…
Q: A person arrives at the side of a single lane, one way street as a car passes by. Consider this time…
A: It is required to find the probability that no cars pass by within a 2-minute period, the number of…
Q: Do not forget that you must show all of your work on your scratch paper! You are tasked with…
A: The die was rolled 300 times and the observed number of times rolled.
Q: (a) Which of the following surveys probably would best represent the entire population of…
A: Town officials want to estimate the number of households that own a dog.Three survey options:a. 50…
Q: Find the critical value to for the confidence level c = 0.80 and sample size n = 15. tc= Click the…
A: We have given that,Sample size (n)= 15 Confidence level (c)= 80%Level of significance () =0.20The…
Q: The probability that a restaurant passes its health department inspection is 0.94. The owners of 58…
A: From the provided information,The probability that a restaurant passes its health department…
Q: Tat its rs spend their break age volunteer workers recorded their breaks over the course of one…
A: The sample mean = 11.5The sample size = 150The sample standard deviation = 1.5
Q: A writer averages 0.5 errors per page. The number of errors follow a Poisson distribution. Find the…
A: A writer averages 0.5 errors per page.The number of errors following a Poisson distribution.Let X be…
Q: Suppose the length of voicemails (in seconds) is normally distributed with a mean of 40 seconds and…
A: Mean = 40, Standard deviation = 10
Q: In a survey in a certain year of straight married couples with earnings, 97% of all husbands were…
A: 97% of all husbands were employed.Of all employed husbands, 71% of their wives were also…
Q: The odds against chip beating his friend in a round of golf are 3:1. Find the probability that chip…
A: The objective of this question is to find the probability of Chip beating his friend in a round of…
Q: In a poll conducted by the General Social Survey, 70% of respondents said that their jobs were…
A: From the provided information,70% of respondents said that their jobs were sometimes or always…
Q: The odds that it will snow tomorrow are 9 to 6. What is the probability that it will not snow…
A: The odds that it will snow tomorrow are 9 to 6
Q: You receive a brochure from a large university. The brochure indicates fewer than 33 students. You…
A: Given information:
Q: Events A₁ and A2 are mutually exclusive and form a complete partition of a sample space S with P(A₂)…
A: It is provided that, A1 and A2 are mutually exclusive events, thus forming a complete partition of…
Q: A population of values has a normal distribution with 104.1 and o = 99.5. You intend to draw a…
A: Mean()=104.1standard deviation()=99.5sample of size(n)=19
Q: In a bag, there are 5 green marbles, 3 red marbles, and 2 blue marbles. If you draw two marbles…
A: When drawing marbles without replacement, the probability changes with each draw.
Q: 0.4+ m 0.3+ 02+ ai+ = 1.25 Find the area of the shaded region. Round your answer to three decimal…
A: It is given that t = 1.25degrees of freedom, df = 11
Q: The probability distribution of a random variable X is given below. Given the mean Find the variance…
A: The random variable is x.We have to find the variance and standard deviation.This is probability…
Q: Suppose you are planning a greenhouse experiment on growth of pepper plants. You will grow…
A: The expected means of the stem length for the three treatments are 9, 11, and 12.For each soil…
Q: An old deck of cards is missing the King of spades, but has every other card. What is the…
A: An old deck of cards has all the cards except the king of spades.
Q: Verify that the following polfs have the indicated hazard function h+(+) = lim Pl=&T +) бэо 8 hy (t)…
A: Hazard function
Q: Events A₁ and A2 are mutually exclusive and form a complete partition of a sample space S with P…
A: The given probabilities are: and .
Q: In a random sample of seven people, the mean driving distance to work was 20.2 miles and the…
A: Here, the sample size is 7, the mean driving distance to work is 20.2 miles and the standard…
Q: 14. Find the expected value of a random variable having the following probability distribution: -2 1…
A: Question 14)The probability distribution of the random variable is,…
Q: Suppose that, for some N, the continuous random variables X₁, X2,..., XN are independently drawn…
A: Given that, for some N, the continuous random variables are independently drawn from the uniform…
Q: Sales delay is the elapsed time between the manufacture of a product and its sale. According an…
A: Comment: As per the our company guidelines we are supposed to answer only three subparts. kindly…
Q: Quality Control: A company has four photocopy machines A, B, C and D. The probability that a given…
A: The company has four photocopy machines, namely A, B, C, and D.
Q: A true-false exam has 48 questions and an answerer has to choose the correct alterna Matt has not…
A: Let X be the number of correct answer in the true false exam. n= 48 sample size of questions.
Q: A population contains 10,000 crickets. Out of the population, 4000 are females and 6000 are males.…
A: A population contains 10,000 crickets. Out of the population, 4000 are females and 6000 are…
Q: Students at a major university in Southern California are complaining about a serious housing…
A: The relative frequency histogram summarizing the relative frequency of commute distances for a…
Q: A circle is said to minimize a set of points if it is a circle with minimal radius such that all the…
A: According to the definition provided in the question, a circle is said to minimize a set of points…
Q: Use the confidence interval to find the estimated margin of error. Then find the sample mean. A…
A: To find the estimated margin of error and the sample mean from the provided confidence interval, you…
Q: A large retail lawn care dealer currently provides a 2-year warranty on all lawn mowers sold at its…
A: At first, we will find the proportions for customers who were offered a warranty (π1) and not…
Q: let X be a random variable following an exponential distribution with parameter 1-0 with the density…
A: Given that the random variable X follows an exponential distribution with parameter with the…
Q: Many casinos have a game called the Big Six Money Wheel, which has 54 slots in which are displayed a…
A: Solution
Q: A random sample of 18 BP customers used an average of 16.1 gallons to fill their vehicle with a…
A: It is given that Sample size = 18Sample standard deviation = 5.4Average = 16.1Significance levels =…
Q: Write a linear equation in slope-intercept form that models each scenario. State what y, m, x, and…
A: Initial number of text messages Jackie has: b=120Rate at which Jackie receives messages per day:…
Q: Assume that random guesses are made for eight multiple choice questions on an SAT test, so that…
A: From the provided information,
if two fair dice are rolled, what is the
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- You toss two six-sided dice. What is the probability that the total of the two dice is 5?You draw one card at random from a standard deck of 52 playing cards. What is the probability that the card is either an ace or a spade?Find the probability of each event. Rolling a sum of 11 on one roll of three dice
