The owner of Reliable Furniture studied the relationship between sales (y) and the amount spent on advertising (x) A random sample of 3 homes gives the following information. (x1) =9, (v1)=14, x2= 12, y2 = 22, x3 = 30, y3=19 The correlation coefficient is equal to? (Round answer to three decimal places ex. 2.091)

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A: Since we do only up to three sub parts of a problem, we'll be doing the first three sub parts only.…

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Q: What is the verdict for this test? O t-stat>t_c, so we do not reject the null. O t-stat t_c, so we…

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A: Please find the explanation below. Thank you

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A: Quartiles divide the data into 4 equal parts. First quartile is the value below which 25% of…

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A: Given problem Given that   Annuity payment = $500 Time Period = 12 years Payment Frequency = Every…

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Q: The average number of calories in a 1.5-ounce chocolate bar is 225. Suppose that the distribution of…

A: GivenMean(μ)=225standard deviation(σ)=10

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A: Solution: From the given information, the probability mass function is

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Q: QUESTION 3 A manager wishes to simulate 10 days of operation of an inventory system. The beginning…

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A: Give data is  Scores Frequency Lower Boundaries (LB) <cf 95-99 4 94.5 35 90-94 8 89.5 31…

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A: Forecasts of rainfall are made in three categories, namely 'no rain', 'light rain' and 'heavy rain'.

Q: b. In a random sample, 165 of 500 persons given a flu vaccine experienced some discomfort. i.…

A: Given that  Sample size n =500 Favorable cases x =165 Sample proportion p^=x/n  =165/500 =0.33

Q: Mark is working at a manufacturing company of cars and he is tasked to assemble a car. He has the…

A: Given that  Mark is working at a manufacturing company of cars and he is tasked to assemble a car.…

Q: b) Given that A and B are independent events, show that A and B are also independent events.

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Q: a.) P(0≤x≤ and % ≤Y ≤ ½); b.) P(X<Y).

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Q: A financial institution is willing to lend you $400. However, $450 is repaid at the end of one week.…

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Q: nas 0070 natics, ie P(X > 60). dents from the same cohort. What is the probability that at least 30…

A: *Answer:

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Q: An automobile manufacturing plant produced 37 vehicles today: 17 were sedans, 11 were trucks, and 9…

A: Given problem Given that   An automobile manufacturing plant produced 37 vehicles today : 17 were…

Q: A new vaccine against the coronavirus has been developed. The vaccine was tested on 10,000…

A: Solution To calculate the probability we will use multiplication theorem.

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A: *Answer:

Q: (a) A new car model has a design fault, as a result of which 10% of production cars have a…

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Q: 77 female yes 64 female no 80 male yes 74 male no

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Q: Jackie has a choice of 3 pairs of shoes, 3 pants, and 4 shirts that can make an outfit for today.…

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Q: What is the probability that the card you pick from a deck of 52 playing cards is a red ten or a…

A: The number of red ten cards is 2.

Q: Decode the answer to the trivia by solving the given measures of position. Write your answer on the…

A: Given data: 9, 6, 8, 4, 3, 7, 5 Arrange the data in ascending order: 3, 4, 5, 6, 7, 8, 9

Q: ACTIVITY 1: DIRECTIONS: Analyze the problem carefully. Answer the questions that follow. A. James…

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Q: There are 30,000 adults living in Oak City. In examining attitudes toward the news, a research group…

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Q: a) Mrs Legodi, a registered student at the University of Limpopo, tossed a fair coin three times.…

A: Given that tossing a fair coin three times. X be a random variables that takes the value 1 if the…

Q: An average of 50 students arrive at the university each 30 minutes. What is the probability that 95…

A: Givenon average 50 students arrive at the university each 30 mintuesfor 30 minutes = 50 students for…

Q: Two unfair dice are thrown where odds are twice as likely to occur as evens. A. Find the probability…

A: here given , Two unfair dice are thrown where odds are twice as likely to occur as evens. so here…

Q: 2. (a) In a series of independent tosses of a coin, with probability p of the coin landing 'heads',…

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Q: Er , √x (1) X(t+T) fx dx show that the Process * Elx X(t) = A cos(w.t + 6) in wide-sense stationary…

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Q: bag B contains 2 red and 5 green balls. Two balls will be drawn randomly from bag A and they will be…

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Q: Cov(x,y)=v(y) if x=y True False оо

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Q: given by f(k)={pq-1, k=1,2,..... lo, elsewhere i) Derive the moment generating function of K. ii)…

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Q: Thickness measurements, X, of a coating process are made to the nearest hundredth of a millineter…

A: Variance is a measure of dispersion.

Q: Bag A contains 3 red and 4 green balls, and bag B contains 2 red and 5 green balls. Two balls will…

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Q: Let T follow the student distribution with degree of freedom v = 12. If P(T> k) = 0.02, then k-…

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Q: 9. A town council consists of 8 Democrats, 7 Republicans, and 5 Independents. A committee of 3 is…

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Q: If the reading in the Standard Normal table for Z = -1.57 is 0.0582, then the total area to the…

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Q: Q2 On a five-item test, true or false, Simon has an 80% chance of choosing the correct answer for…

A: Given that  On a five-item test, true or false, Simon has an 80% chance of choosing the correct…