Given a non-normal population with a variance of 49 and mean of 3. If the size of a sample is n = 81, find the standard error of the sampling distribution. (Round the result to 2 decimal places.)

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A: We have given that,  Population standard deviation (σ) = 15 and sample size (n) = 25

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A: 1000 0.6 600 1000000 600000 1200 0.3 360 1440000 432000 1500 0.1 150 2250000 225000

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A: Given : Relative standard deviation = 0.8 Sn = 6

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A: Given that  Population standard deviation =6.0 Population mean μ =18.6

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A: here given ,  n=100

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A: According to the provided information, The samples are 4 8 13 7 13 15

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A: Given data, 4.1,3.2,3.9,3.8,4.5

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A: Here Given  σ=6 Sample size=n=21

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Q: For a population with a mean of u = 45 and a stan- dard deviation of o = 10, what is the standard…

A: It is given that the mean is 45 and the standard deviation is 10.

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A: Given X~ Nμ,σ2 where σ2 =25 ,σ=595% confidence intervalα=1-0.95   =0.05ℤα2 =1.96 E=1.96

Q: For the following distribution -1,0,1, what is the sample variance?

A: Here the sample size is N=3 The mean of the sample is, μ=1N∑i=1NXi=-1+0+13=0

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A: Given : It is asked to find the of n = 100 With the given standard deviation p = 0.20 and q = .80

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A: Given : n = 40 s2 = 10 Hypothesis : H0 : σ2 ≤ 8 H1 : σ2 > 8

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A: Ans:- Given Data-    297, 322, 318, 307, 306, 311, 315, 303, 296, 291 x x2 297 88209 322…

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A: A statistic's sampling variability is usually measured by its standard error; the smaller the…

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Q: Find the range, the standard deviation, and the variance for the given samples. round non-integer…

A: According to question given2.4, 4.1, 4.4, 3.4,2.8, 3.1

Q: Given a non-normal population with a variance of 25 and mean of 13. If the size of a sample is n =…

A: Assume the variable of interest is X.

Q: Suppose a random variable X is best described by a normal distribution with =60 and et=14 Find the…

A: Given  Mean (mu) = 60 Variance(σ2)= 144 Standard deviation(σ)=√144= 12 Raw score(x) = 96

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A: Solution: x x^2 2 4 6 36 8 64 10 100 12 144 15 225 17 289 --- --- ∑x=70…

Q: If the standard deviation is 9, then what is the variance? 3.

A: Variance is square root of standard deviation

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A: Solution: The given data is 3, 5, 7, 8, 12, 20, and 25 The maximum value is 25 and the minimum value…

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Q: As the sample size n increases, the standard deviation of the sampling distribution decreases.

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A: Given  n=4, σ=9, μ=47

Q: If l is the mean of a Poisson Distribution, the Variance is given by O a. Ob. Oc.

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Q: Given the situation or problem, determine what is being asked. A random sample of size n = 16 was…

A: Givensample size(n)=16Mean(μ)=32standard deviation(σ)=5