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Q: IF n < 30 AND T = SHOW HOW THE 100(1-2a) % CONFIDENCE INTERVAL FOR μ IS DERIVED

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Q: OBSERVATIONS 1 2 3 4 5 6 7 8 9 10 QUANTITY 28 69 42 32 42 72 66 49 70 60 PRICE 250 400 450 550 575…

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Q: O % Increase % Increase 4221 SL86 40-49.9 50-59.9 60-69.9 70-79.9 80-89.9 90-99.9 100-109.9…

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Q: 11) Calculate the interquartile range for th

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Q: After analysing months of sales data, the owner of an appliance store produced the following joint…

A: Given data:   Computers Printers 0 1 2 0 0.08 0.14 0.12 1 0.09 0.17 0.13 2 0.05 0.18 0.04…

Q: 381 352 356 362 378 422 320 395 404 374 376 372 363 368 364 329 336 394 390 368 377 359 352 409 334…

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Q: For a frequency distribution of marks in History of 200 candidates (grouped in intervals of…

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Q: Scores 51-58 59-66 67-74 75-82 83-90 91-98 Find Σ fX2. Class Mark, X 54.5 62.5 70.5 78.5 86.5 94.5…

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Q: The following are the GPAs of 18 r/s SCC students: 1.3, 1.5, 1.7, 2.2, 2.5, 2.6, 2.6, 2.6, 2.6, 2.8,…

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Q: If a family has four children, is it more likely they will have - two boys and two girls (OPTION A)…

A: given data family has four children let x = No. of boys P(boy) =p =0.5 n = 4 p(x=X) = nxC pxqn-x…

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Q: Suppose that the number of drivers who travel between a particular origin and destination during a…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a…

Q: 5. Simple Exponential Smoothing with the following parameters: Ft+1=32 and the a = .15 6. Time…

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Q: Use the z-score formula, x-μ , and the information below to find the value of 6 6. Round your answer…

A: Givenz-score(z)=-1.90x=13.37Mean(μ)=21.35

Q: Use the Pareto chart to tell the percentage of students that enrolled at a private 4-year college.…

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Q: 4) Suppose x is a random variable best described by a uniform probability distribution with a = 20…

A: 4)Givena=20b=40A random variable x~Uniform(20,40)f(x)=1b-a    a≤x≤b

Q: Use the data below to solve for the following: 2. Naïve method 3. Unweighted 3 month moving average…

A: 5) The information is given as follows: Ft+1=32α=0.2 Suppose t=0, then F1 (Initial Forecast)=32. The…

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Q: subsets of a,e,i,o,u

A: Set : Set is defined as the group of elements or objects, such as set of alphabets, set of even…

Q: A pollster asked 1000 adults whether Republicans or Democrats have better domestic economic…

A: Data given Gender Republicans Democrats No opinion  Male 204 351 20 Female  186 189 50

Q: Determine the covariance and correlation for the following joint probability distribution: x 1 1 2 4…

A: Introduction: It is required to find the covariance and correlation for the given joint probability…

Q: A mail-order computer business has six telephone lines. Let X denote the number of lines in use at a…

A: Given information: x 0 1 2 3 4 5 6 p(x) 0.12 0.15 0.18 0.25 0.2 0.06 0.04 F(X) x 0 1 2…