1) How many triangles can be drawn on a plane using 8 non-collinear points?

Q: In a survey of 3029 adults, 1480 say they have started paying bills online in the last year. Constru...

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Q: The probability that a newborn baby does not cry after midnight is 2/50. The probability that a newb...

A: Given that  Probability mass function of X is  x 0 1 2 3 4 5 P(X=x) 2/50 11/50 23/50 9/50 5/50 ...

Q: Suppose that the Cumulative distribution function (CDF) of the random variable X with parameter 0 > ...

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Q: Find the probability that it is a. an queen of diamonds, b. a nine of clubs or a five of spades,

A: here total cards are 52 here drawing nine of clubs or five of spades are mutually exclusive events b...

Q: Solve the following by concept of normal distribution and graph clearly. Show your complete solution...

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Q: In the Math Club, 6 of the 22 girts are seniors, and 6 of the 19 boys are seniors, What is the proba...

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Q: 1. Describe the distribution of the mean of the sample means for samples of sizes i) ii) 10 50. 2. D...

A: Here use central limit theorem 

Q: Use the following information for the next 3 questions. The random variable x is the number of books...

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Q: A couple intends to have children until they get at least one boy and one girl, but they agree that ...

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Q: The answer above is NOT correct. You ask a neighbor to water a sickly plant while you are on vacatio...

A: Given that   P( die | no water) =0.7   P( die |  water) =0.55   P( water ) =0.87   P(no water ) =1-0...

Q: Find the probability of the indicated event: She gets one of each color other than blue, given that...

A: A bag contains three red marbles, two green ones, one blue one, two yellow ones, and twoorange ones....

Q: . How many are greater than 330 in a group of 3 digit numbers forme d 5 where digit (s) may be repea...

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Q: The expected gross winnings are

A: here total sold tickets are 15000  one prize of $2000 2 prize of $750 3 prize of $300 here Y = gross...

Q: Xylem Park hosts many expos to teach the public about plants. Last year's desert plant expo featured...

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Q: If a population has a standard deviation of 9.7, what is the standard deviation of the sampling dist...

A: Disclaimer : Since you have asked multiple question, we will solve the first question for you. If yo...

Q: Let {N_1(t)} and {N_2(t)} be two independent  Poisson processes with rates λ1=1 and λ2=2, respective...

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Q: For the facilities manager's sample, find and write with proper notation the sample proportion and p...

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Q: Show that the number of poșsible outcomes for the sample space of possible sequences of 10 answers i...

A: Let us consider, the number of outcomes as 2. The possible sequences of 10 answers.  

Q: found that 20% of the total pens bought are defective. There are 5 defecti defective blue pens. 250 ...

A: Construct contingency table from given information.

Q: Bob selects independent random samples from two populations and obtains the values p1 = 0.700 and p2...

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Q: How many different 4-digit numbers can be formed from the numbers 2, 4, 5, and 8 if no digit is repe...

A:   How many different 4-digit numbers can be formed from the numbers 2, 4, 5, and 8 if no digit is re...

Q: how many ways can a party of 8 people be seated in a circular table if 3 of them insist on sitting s

A: Given data,In a party there are 8 peoplen=8how many ways can a party of 8 people be seated in a circ...

Q: The following table lists the joint probabilities associated with smoking and lung disease among 60-...

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Q: Q– 2: A government agency wants to test a refining company's claim that the mileage achieved with it...

A: Here, the government agency wants to test a refining company's claim that the mileage achieved with ...

Q: Human pregnancies are normally distributed with a mean of 267 days and a standard deviation of 15 da...

A: The mean is 267 days and the standard deviation is 15 days.

Q: Find the area between z=0 and z= - 0.18

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Q: (a) Describe the correlation (positive/negative/none, strong/weak). (b) Give a plausible reason for ...

A: here use given scatter plot for describing correlation

Q: P(X) X*P(X) X-u (X-u)^2 [X-))^2]*P(X) 0.48 3 0.36 4 0.11 0.05 LO

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Q: 6. After buying some groceries from the supermarket, your mother rides a multicab to go home. The mu...

A: Given that, After buying some groceries from the supermarket, your mother rides a multicab to go hom...

Q: Which is the best approximation of the fixation probability of the mutant B allele, present as one i...

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Q: c)The table below shows how students performed based in their gender. Use the table to answer the fo...

A: c)i) The number of students got grade A is 13 and the number of female students is 91. The total num...

Q: Which of the following statements is NOT true about the Central Limit Theorem?

A: Here use central limit theorem 

Q: You have isolated a true-breeding fish strain that has blue scales. Then you isolate another true- b...

A: Given information: Phenotypes Observed F2 Orange 98 Green 27 Blue  37

Q: According to records, the amount of precipitation in a certain city on a November day has a mean of ...

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Q: his sales by recording the number of boxes of pandesal delivered for the entire month. The probabili...

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Q: Your friend convinces you to play a game where you roll a standard die one time. It costs $5 to play...

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Q: Q5. Central limit theorem (Exponential distribution) Suppose X1,...,X, are independent and identical...

A: Given Rate Parameter λ=2 Find What are the large sample distribution of x¯ and solve all parts  

Q: The mean weight of sachet of 3-in-1 coffee is 20 grams with a standard deviation of 1.2 grams. A sam...

A:   Mean = 20 Variance = (0.2)^2 = 0.04 Standard deviation = 0.2          

Q: 8. A manufacturing process has a 70%% yield, meaning that 70% of the products are acceptable and 30%...

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Q: A project team of 2 to 5 people is being formed from a staff of 15, How many such teams are possible...

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Q: An urn contains 6 red and 8 blue marbles. Five marbles are drawn at random from it without replaceme...

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Q: Based on meteorologi 26.5% . Find the prob

A: Given data,probability that it will snow in a certain town on January 1st is p=26.5%p=0.265Find P(it...

Q: ) Listen A bag of candy contains red, yellow, green, and blue candies. The odds of randomly picking ...

A: Given  P(Blue)/P(Bluec)=3/12 

Q: Suppose you roll a dice n times, and let ai be the number you get in the i-th roll. Defifine m := m...

A: Given: Suppose you roll a dice n times, and let ai be the number you get in the i-th roll. m := max1...

Q: 5.29 Consider a one-way road where the cars form a PP(A) with rate A cars/sec. The road is x feet wi...

A: A pedestrian, who walks at a speed of u feet/sec, will cross the road if and only if she is certain ...

Q: are two counters in a store, nj = 47 customers in the first line and n2 = 49 customers in the second...

A: Service time for a customer coming through a checkout counter in a retail store is a random variable...

Q: According to a research, the average young adult spends 5.6 hours in front of a computer, with a sta...

A: Let X be the random variable from normal distribution with average or mean (μ) = 5.6 and standard de...

Q: 1.Find the area to the left of z= - 2.42 2.Find the area to the left of z= 0.97

A: We have given that different z-scores, where Z ~ N(0,1).

Q: Suppose that the amount of time that takes place for the Bureau of Internal Revenue(BIR) to send ref...

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Q: 16. Ten percent of the students at a certain college are non-resident. A reporter for the student pa...

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