Since non-probability sampling is faster, cheaper, and easier then probability sampling it should be the first sampling technique used? You can agree or disagree with the situation? And can you tell me why?

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Q: Where is the answer and solution for H0 and H1?

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A: Here, X follows a normal distribution.

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Q: Suppose Var(X) = 52, Var(Y) = 41, and X and Y are independent. What is Var(.89X + .11Y)?

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Q: Q. 12 Give the formula for calculating mean of a set of values from coded data.

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A: Given that p = 68% = 0.68 Sample size, n= 200

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A: As per our guidelines I can solve only first 3 subparts. Kindly post the remaining subparts again…

Q: ← Suppose that E and F are two events and that N(E and F) = 200 and N(E) = 510. What is P(FIE)?…

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Q: Find the probability that the proportion of the sampled adults who drink coffee daily is between .57…

A: From the above part we have μp̂ = 0.61 σp̂ = 0.0294

Q: Would the sampling distribution be wider or narrower?

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Q: A dataset has five number summary (44, 74, 80, 82, 101); smallest five data values 44, 65, 67, 69,…

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Q: Suppose the avg score on Midt1 is usually 78, and on Midt2 is 73. If your final grade is weighted…

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Q: correct eported that small businesses spend 29 hours a week marketing their business. A local…

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Q: An opinion poll asks an SRS of 501 teenagers, "Generally speaking, do you approve or disapprove of…

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Q: A bank gets an average of 15 customers per hour. Assume the variable follows a Poisson distribution.…

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Q: 7) The ratio of sodium to potassium in orange-peach-mango juice is 10 to 350. If there are 525 mg of…

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Q: Q. 12 Give the formula for calculating mean of a set of values from coded data.

A:

Q: A survey asks respondents to rate their political views on a seven-point scale, where 1 = extremely…

A: Given n=1041 Mean=4.68 Standard deviation=1.12

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Q: A. In logistic regression, the model is fitted by using The Least Square Regression Estimation…

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Q: 2-Sided CI, a 95, Sample Average = 100, Sample St Dev, s  5,  15…

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Q: Find the test statistic for the hypothesis test. Select the correct choice below and, if necessary,…

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Q: Complete parts (a) through (c) below. (a) Determine the critical value(s) for a right-tailed test of…

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Q: Nishiura High school's ace pitcher, Ren Mihashi has 4 breaking balls which he uses during official…

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Q: When a test is called a minimax test?

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Q: Find the z-score for the given shaded region under the standard normal distribution. Shaded Area =…

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Q: Q. 46 Comment on the value of quadratic mean as compared to arithmetic mean.

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