If P(A) = 0.1, then (Ã) = 0.8 %3D True or False

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A: In this question we have to find the lowest average expenditure.

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A: Here given Maya conduct experiment tests the hypothesis

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A: 1. True 2.  False

Q: If X ~ N(10,3), find the X value that is the 16th percentile.

A: From the provided information, Mean (µ) = 10 Standard deviation (σ) = 3

Q: Q3/A/ Let X be a r.v with p.d.f f(x) =e-xl - 00 <x < oo, then the value of variance of X is -

A: Given :Let X be a r.v  with p.d.f f(x)=12e-|x|Formula : ∫-∞∞f(x)dx

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A: Binomial probability distribution is a discrete probability distribution.

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A: Given that  X~Parα=4, θ=300 with d=20

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A: Solution

Q: Q3/A/ Let X be a r.v with p.d.f f(x) =;e-lkl - 00 <x < 0, then the value of variance of X is

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A: Degrees of freedom (df) is a mathematical and a statistical concept.

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A: I have appended the formula used in the solution part

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A: The returns are 4%, 5%, 2% and -3%

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A:

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A: Given: Income from tobacco farming is greater than that of from tea farming in Malawi.

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A: Given info: The person’s z score equals 2.08.

Q: ETH

A:

Q: Then the value of the variance of X+Y is:

A: Variance of X + Y can be calculated as V(X + Y) = V(X) + V(Y) + 2Cov(X, Y)

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A: Given:  X + 3Y + Z + 6

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Q: True or False? 1/n∑(Xi − X)^2 is an asymptotically unbiased estimator for the variance of X.

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Q: Given μ=25and σ=4.8,what would be the x-value for the twenty-fifth percentile?

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Q: QUESTION 2 What percent of scores are above an ACT score of 19?

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