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Please answer the following questions below:(Notation:X~N(, ), read as X has a normal distribution with meanand SD) 2pt Q1: If X~(42,10) andis computed from a

Please answer the following questions below:(Notation:X~N(, ), read as X has a normal distribution with meanand SD)

2pt Q1: If X~(42,10) andis computed from a random sample of size n=81, what is the distribution of?

2pt Q2: If X~N(42,10) andis computed from a random sample of size n=16, what is the distribution of?

2pt Q3: When constructing a confidence interval for a mean, what are the two fundamentally different scenarios we would be working under?

2pt Q4: Interpret the following probability statement into a complete sentence: P(> 20.26) = 0.8084

2pt Q5: Find the following probability: P( Z > 0).

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