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Author Question: Suppose that 100 items are drawn from a population of manufactured products and the weight, X, of ... (Read 77 times)

SGallaher96

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  • Posts: 509
on: Jun 24, 2018
Suppose that 100 items are drawn from a population of manufactured products and the weight, X, of each item is recorded. Prior experience has shown that the weight has a non-normal probability distribution with  = 8 ounces and  = 3 ounces. Which of the following is true about the sampling of ?
 a. Its mean is 8 ounces. c. Its shape is approximately normal.
  b. Its standard error is 0.3 ounces. d. All of these choices are true.

Question 2

A regression line using 25 observations produced SSR = 118.68 and SSE = 56.32 . The standard error of estimate was:
 a. 2.11
  b. 1.56
  c. 2.44
  d. None of these choices.


laurnthompson

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  • Posts: 334
Reply #1 on: Jun 24, 2018
Answer to Question 1

D

Answer to Question 2

B


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