QUESTION 2 What is the mean Ua of the sampling distribution for the proportion of "e"s contained in the random samples of 196 letters? The answer should be expressed as a decimal and not as a percen QUESTION 3

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Q: 1. 3 7. 10 13 P(X) 0.2 0.9 0.7 0.6 10 11 P(X) -0.1 0.4 0.7 0.8 1 3 P(X) 0.3 0.2 0.2 0.3

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A: Given data n=100μ=73σ=20

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A: Given: X = 82 μ = 73 σ = 5  

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Q: 1. Q3 1 2. Ds 3. D7 10 4. P68 10

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Q: Show the complete solution. A university dean wishes to estimate the average number of hours his par...

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Q: 14. Find P(0.27 <z<s 2.69).

A: P(0.27&lt;=z&lt;=2.69) = p(z&lt;=2.69)-p(z&lt;=0.27) From z distribution table :  p(z&lt;=2.69) = 0....

Q: 1. Given a random variable X with a mean of 20, a variance of 9, and a random sample of n taken from...

A: Empirical rules:1) P(μ-σ&lt;X&lt;μ+σ)=68%2) P(μ-2σ&lt;X&lt;μ+2σ)=95%3) P(μ-3σ&lt;X&lt;μ+3σ)=99.7%

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Q: (a) The length Discrete Continuous (b) The time taken to repair each car Discrete Continuous (c) The...

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Q: uestion Consider an example of the prisoner's dilemma where 2 firms are making sealed bids on a high...

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Q: thế Förmulä?" Formula 3: o*, = E [x P (x)]-p, Formula 1: p, = [X-P(x)] Formula 2: o, = E[(X-p.) P (x...

A: “Since you have posted a question with multiple sub-parts, we will solve the first three subparts fo...

Q: ne following results are for independent Fahdom samples taken Sample 1 Sample 2 - 20 n- 30 x - 22.7 ...

A: Given that  Sample size n1=20 , n2=30 s1=2.9 , s2=4.6 Degree of freedom =df = n1+n2-2

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Q: Exercise #1 Construct Sampling Distributions from a known Probability Distributions Construct a samp...

A: Please find the solution below. 

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A: Given that  Sample size n =900 Population proportion p=23%=0.23 Sample proportion p^=20%=0.20  

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Q: drying nd or latex paint. Table 1 Drying time (in hours) 0.59 2.62 2.31 1.79 2.28 1.74 1.47 1.97 0.8...

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Q: Perform at-test (significance level a- 0.0s) to test vour null hypothesis and compare blood syatalie...

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