Prove that the following equations are equivalent. Hint: start by parsing out yu into a function of Yur and Yunr. = = Bias (yr) Yur-Yu -Wnr (Jur - Yunr)

Q: Thank you.

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Q: Question 1.12

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A: Step 1: Step 2: Step 3: Step 4:  Thanks

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A: Step 1:Any queries please feel free to ask me.

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A: Step 1:Step 2: Step 3: Step 4:The 99% confidence interval [0.315 < p < 0.385].

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A: Step 1: Let's define the hypothesis: Define the hypothesis: Null Hypothesis H0​:μ1​=μ2​=μ3​ There is…

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Q: Thank you.

A: Step 1: Step 2:OrStep 3: Step 4:

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A: Calculating the 99% Confidence IntervalWe are given:Sample mean (X) = 6.504 hoursStandard deviation…

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A: Steps and explanations are as follows:In case of any doubt, please let me know. Thank you.

Q: How can we answer questions 14 and 15?

A: Approach to solving the question:  It ensures that our sample is representative of the population…