Q10. A population, T is normally distributed with unknown mean, µ and variance 49. A sample of size 9 gave a sample mean of 20. Find the 99% C.I. for the population mean. А. [16,24] В. [15,25] С. [27,33] D. [14,26] О А. А В. В С. С D. D

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A: 8-sided die is flipped (X) and an unfair coin (0.7 Heads) is tossed (Y).  P(H) = 0.7 P(T) = 0.3  

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Q: 1.21 (a) Simulate a series of n = 500 moving average observations as in Example 1.9 and compute the...

A: * SOLUTION :-    (1.21) It will be solved by R code as follows.  

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A: Given that Margin of error (E) = 0.015 p^ =  0.25 Level of significance (α) = 1 -0.99 = 0.01

Q: ean= 5.9 Sd= 3 N=200

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A: HERE GIVEN VALUE OF ODDS AGAINST EVENT   odds against event A = p(A')p(A)

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Q: For each of the following null hypotheses and given a levels, od cl rorol (i) State the altenative h...

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A: We will use Lehmann-Scheffe theorem to find the uniformly minimum variance unbiased estimator for μ.

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A: From the provided information, Mean (x̄) = 4.5 and standard deviation (s) = 1.9

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A: 1) The population variance is 25.