We roll 2 dice 4 times and we want to know the number of times the sum of the dice was 7. Find the distribution of probabilities.

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A: Given,Total number of people, N = 19Number of people are college graduates k = 10Sample size, n =…

Q: 8.) In the recent year, the average movie ticket cost is $10. In a random sample of 50 movie tickets…

A:

Q: Given a normal distribution with mu = 50 and sigma = 4 , and given you select a sample of n = 100…

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

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A: The distribution of hourly wages of employees of the TNON company obeys a normal law the average…

Q: Suppose you receive a bouquet of flowers that contains 7 red roses, 9 white daisies, 14 yellow…

A: a bouquet of flowers that contains 7 red roses, 9 white daisies, 14 yellow roses, and 20 red tulips.…

Q: You pick 6 digits (0-9) at random without replacement, and write them in the order picked. What is…

A: Here the given information is:-You pick 6 digits (0-9) at random without replacement, and write them…

Q: The overhead reach distances of adult females are normally distributed with a mean of 200 cm and a…

A: The overhead reach distances of adult females are normally distributed with a mean of 200 cm and a…

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A: we have given that the extruder breaks down an average of two times every day it operates.means the…

Q: If 1 male college student is randomly​ selected, find the probability that he gains between 0 kg and…

A: Mean of u= 1.3 kg and a standard deviation of σ= 4.4 kg

Q: 2. Look at your graph in problem 1. What is the probability that 2 ≤ x ≤ 5?

A: The given graph is parallel to -axis, So we are going to assume that the random variable  is plotted…

Q: Assume that a randomly selected subject is given a bone density test. Those test scores are normally…

A:

Q: 29.) A combination lock consists of the 26 letters of the alphabet whose key is a 5 letter code. a.)…

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A:

Q: Compute the probability that a five-card poker hand is dealt to you that contains 4 Aces.

A: 4 aces card from 52 card1 from remaining 48

Q: In a kennel where we keep 40 dogs, we know that 10 are not vaccinated. If we choose at random and…

A: No.of vaccinated dogs=30No.of non vaccinated dogs=10Total no.of dogs=40

Q: probability that both cards have rank no higher than 10, and at least one of the cards is red?

A: Suppose you select a card uniformly at random from a standard deck, and then without puttingit back,…

Q: A truck driver is waiting to join the traffic on the service road of a highway. The truck driver…

A: The given problem describes the vehicles arriving at the service road as a Poisson process with an…

Q: Forest Fires and Acres Burned Numbers (in thousands) of forest fires over the year and the number…

A: The regression equation is,Y=-45.7950 + 1.34704 X. r= 0.858. xy573045157262694258194726

Q: 5. (a) Suppose X is a discrete random variable with range in the positive integers {1, 2, 3, 4, . .…

A: Given that X is a discrete random variable with range in the positive integers {1, 2, 3, 4, . . .}.

Q: manufacturer receives a lot of 100 parts from a vendor. The lot will be unacceptable if more than…

A: (a) To find the probability that the lot will be rejected when there are 8 defectives in the lot and…

Q: On her week-long trip to sunny Puerto Rico, Irvane brought 7 hats, one for each day of the week.…

A: For total of 7 days, we have 7 different colours of hat.So, total permutations are 7! (There are 7…

Q: Compute the probability that a five-card poker hand is dealt to you that contains all hearts.

A: In a standard deck have  playing cards.& there are hearts in a deck.We have to choose  cards…

Q: A study showed that 24% of all firms in Country A are owned by women. You are phoning local…

A: n = 3, p = 24% = 0.24Let X be the number of all firms in Country A are owned by women.p be the…

Q: How is Jaquard's coefficient defined between records i and j displayed in table below? Record/ 0 a 1…

A: Given the table isRecord j01Record i0aba+b1cdc+da+cb+dp

Q: $6 $ 5 For the wheel pictured on the right, assume that a person spins the pointer and is awarded…

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Q: Ananya loves even numbers, so she came up with a game to play with her friend So in order to expose…

A: It is required to determine whether the two events, X and Y are independent.

Q: . In a sample of 50 people, 21 had type O blood, 22 had type A blood, 5 had type B blood, and 2 had…

A: Total=50=21(O)+22(A)+5(B)+2(AB)

Q: You need to hire some new employees to staff your startup venture. You know that potential employees…

A: Here the given table is:-Employee value probability $…

Q: 4 13 DE [ 1) A(n) 10 of Heart s? 1988380770 407 407 +07 ** #03 As shown above, a classic deck of…

A: 1)A classic deck has 52 cards.

Q: Each day, 10% of the email sent to my address is spam. If an email is actually spam, the spam filter…

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

Q: Below is the life table of a population of waterbuck. What is the probability that an individual in…

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Q: Suppose there are 20 Corvette headlight bulbs that OS. -) State the distribution, the parameters and…

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Q: D Question 2 Three draws are made without replacement from a box containing 6 tickets; two of which…

A: Total ticket=6two of which are labeled "1", and one each labeled, "2", "3", "4" and "5".

Q: We know that 18% of the inhabitants of a city read the newspaper SPORE. If we choose 100 people at…

A: Suppose the variable x defines the number of inhabitants of a city, who read the newspaper.

Q: Given a standard normal distribution, determine the following probability. Round the solution to…

A: The standard normal table (or) z score table values, provides the area values under the normal curve…

Q: Ajury pool consists of 32 people, 13 men and 19 women. Compute the probability that a randomly…

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Q: A well-balanced coin is tossed six times: a) What is the probability of getting exactly five heads?…

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Q: The Wilcoxon Rank Sum test is a test for Ho: M₁ = M₂, where M₁ and M2, are population MEDIANS of…

A: The Wilcoxon rank sum is a test for , where  and  are population medians of population 1 and…

Q: Suppose you were planning a trip to the Disney World next year. You found the probability of going…

A: The probability distribution of number of trips in Place D is given.

Q: Suppose X₁, X2, and X3 are independent Bernoulli random variables with success prob- abilities p₁,…

A: , , and are independent Bernoulli random variables. ,  and are the probability of success of these…

Q: Judah is very fond of candies; he always has a few in his pockets. To add variety to his candy…

A: Given that Judah is very fond of candies; he always has a few in his pockets. He plays a game to…

Q: table to the right summarizes the age distribution for a company's employees. Each probability is…

A: Age (Years) Probability 20 - 340.2520  -490.620- 64 0.720 - 79 1

Q: Ananya loves even numbers, so she came up with a game to play with her friend So in order to expose…

A: It is required to determine whether the two events, X and Y are independent.

Q: Calculate the mean, the variance, and the standard deviation of the following discrete probability…

A: The probability distribution of discrete random variable X is given.

Q: Calculate n Sn=²= 1² +2²+3²+...+² i=1

A: the question is to calculate the value the

Q: ice cream sales and violent crime rates are closely correlated, but they are not causally linked…

A: Ice cream sales and violent crime rates are closely correlated, but they are not causally linked…

Q: Use the probability distribution to complete parts (a) and (b) below. The number of school-related…

A: Suppose  be the number of school-related extracurricular activities per student.The probability…

Q: a.) Define all 4 of the marginal events b.) With proper notation write out all of the given…

A: Employers often require their employees to be subjected to random drug testing. Suppose that 5% of…

Q: The joint probability mass function of X and Y, p(x, y), as in the following data: Calculate E[X|Y…

A: we have given combine probability mass function of X and Ythen,

Q: Medical Operations The director of a medical hospital feels that her surgeons perform more…

A: we have given that random sample =n=15