The adviser of an ecology club at a large college believes that the group consists of 10% freshmen, 20% sophomores, 40% juniors. And 30% seniors. The membership for the club this year consisted of 14 freshmen, 19 sophomores, 51 juniors and 16 seniors. At , test the adviser’s conjecture.

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A: The CDF of the random variable X is,

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A: P(X2-4X≤4)=0.7602

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A:

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A:

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A: Solution.

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A: Here use Marshall and edge worth's weighted aggregative ideal method

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A:

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A:

Q: Find the pmf p(x) of X, the number of casts needed to obtain that first six.

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Q: Show that the solution (if exists) is unique:

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A:

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A: Sam and Michael are running a race. They start at the same time, and the race between these…

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Q: find z trans foyms of folleing -an simwn ĭ

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A:

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A: Answer is 4.

Q: Find the probabiliti (a) {Y < 8 – (2|X|/3)}, and (b) {Y < 8+ (2!X\/3)}. Compare the two results.

A:

Q: The academic planner of a university thinks that Ho: p2 0.39 Hạ: p 0.39 Ho: p > 0.39 H.: ps 0.39

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Q: 1 Use convolution theorem to evaluate L-1 (s²+9)²)

A:

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A:

Q: c) Let 8₁ X₁+2X₂+2X-X and 8₂=(X₁ + X₂ + X3 + X₁) be two unbiased estimators of 6. Which one of the…

A: Given X~Pois(θ) Mean=variance=θ  X1,X2,..Xn be the independent V(X1+X2+..+Xn)=V(X1)+V(X2)+..+V(Xn)…

Q: 4. Show that V2 ¢ Q(v3) and Q(V2, v3) = Q(/2+v3). Hence find the mmp of V2+ V3 over Q.

A: We know that ,  ℚ2 = a + b2  / a , b ∈ ℚ ℚ3 = a + b3  / a , b ∈ ℚ  We need to prove that , 2 ∉ ℚ3 On…

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Q: (ii) Find the rank and nullity of the

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Q: use the convolution theorem to find L'{2+1 -1 4 Specifically s²(s²+1)

A: Given,        L-14s2s2+1=

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A: In the given question we have to calculate the relative percantage error in computation of u where…

Q: To test this null hypothesis, we compute t using a special case of the formula. state the formula?

A: In this case, we need to write the test statistic formula for testing the null hypothesis.