If X-hyp(n, D, N) then, the second factorial moment of X is n(n-1)D(D-1) N(N-1)
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A: The margin of error(MOE)=126 Standard deviation (σ) =500 Confidence level=99% The objective is to…
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A: X Y X.Y X2 Y2 1.5 85 127.5 2.25 7225 2 85 170 4 7225 4 95 380 16 9025 2 87 174 4 7569…
Q: What are the two decisions that you can make from performing a hypothesis test?
A: here use basic of hypothesis testing , In hypothesis Testing the result is either in favor of Claim…
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A: Formula : coefficient of variation= (standard deviation /mean)
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A: The objective is to identify the statement that is not true about random sampling.
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A: Given data a=0 b=4.5
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A: Solution: The chart for the quarterly revenue for the year 2020 is given.
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A: The sample space is S=-2,4,-1,1,0,0,1,1,2,4 X is the first component of sample point Y is the second…
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Q: Question 3 P(-2.25 <z< 0.2) ▼ For a standard normal distribution, find: Question Help: Morr < (round…
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Q: Let X-F(4,8), then
A: X~F(4,8)
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A: (a) Obtain the probability of obtaining between 268 and 302 heads inclusive. The probability of…
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A: 8 red 8 green 8 blue choose 3 without replacement. possible colour combinations n = ?
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Q: If X and Y are random variables having the joint density function f(x,y)=(6-x-y), 0<x<2, 2<y<4. Then…
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A: The sample sizes are 400 and 500.
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A: Let X denote the explanatory variable Let Y denote the response variable The given regression…
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A: From the provided frequency table The lower boudary is L=165The percentile rank is R=40The Total…
Q: As the size of a sample increases, the standard deviation of the distribution of sample means…
A: Here Standard deviation of sample mean = σn
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Q: Each element in population has an equal chance of occuring is
A: Followings are the Answer of the question Answer :- Random Sampling Followings are the…
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Q: Some tests were carried out on a newly designed carburetor. Four variables were studied as follows:
A: Given information: The variables in the given study are: A = Tension on spring B = Air gap C = Size…
Q: The mode of 0 123456789 34 I need answer within 3 minutes with my best wishes ton .A 3 .B 4 .C 4 & 3
A: The given data is 0.0, 1.0, 2.0, 3.0, 3.0, 4.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0
Q: Which of the following about the mean is NOT true?
A: The objective is to find out the incorrect statement from the given choices.
Q: Identify the sampling technique used. Every fifth person boarding a plane is searched thoroughly.
A: here use basic of sampling method there are various sampling methods like , systematic , stratified…
Q: Taxes: The Internal Revenue Service reports that the mean federal income tax paid in the year 2010…
A: Answer : - Given, Mean( μ)= 8040 , standard deviation(σ)= 4800 , sample size (n)=1000 (a)…
Q: Define p(x,y) by p(0,1)=1/6, p(1,0)=p(1,1)=1/3 , p(2,2)=1/6 and p(x,y)=0 for any other (x,y). a)…
A: Note: Hi, thank you for the question. As per our company guideline we are supposed to answer only…
Q: 3. The value of E(x-μ|²) is Oi A. 0² B. 20² √π
A: Answer : - Find the value E(|X - μ|2) is
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A: The probability that cash will be obsolete in the next 20 year is p=0.396. The total number of…
Q: variane of population to 10, 12, 13, 14, 17 equal I need answer within 3 minutes with my best wishes…
A: Given data is ,10, 12, 13, 14, 17sample size(n)=5mean(x¯)=10+12+13+14+175mean(x¯)=665mean(x¯)=13.2
Q: 5. Omitting relevant regressors from the model results in OLS estimators that are: a. biased but…
A: I will answer question 5 since the exact one wasn't specified. Please resubmit the new question…
Q: Find the (a) mean, (b) median, (c) mode, and (d) midrange for the data and then (e) answer the given…
A: Given information- We have given the selling price of TVs that are 60 inches or larger and rated as…
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Q: (a) P(5)= (Round to three decimal places as needed.) (b) P(x26)= (Round to three decimal places as…
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Q: Ho: μ = 76.6 Ha: μ # 76.6 You believe the population is normally distributed, but you do not know…
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Q: Learning Task 2 B. Determine the decision for each of the following given the computed and critical…
A: There are two ways to make decision in hypothesis testing. One type of approach is P-value Approach…
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