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Author Question: The mean of forty sales receipts is 69.75 and the standard deviation is 10.25 . Using Tchebysheff's ... (Read 55 times)

moongchi

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on: Jul 24, 2018
The mean of forty sales receipts is 69.75 and the standard deviation is 10.25 . Using Tchebysheff's Theorem, at least 75 of the sales receipts were between 49.25 and 90.25.
  Indicate whether the statement is true or false

Question 2

Pretest versus posttest (before versus after) studies are usually independent samples.
  Indicate whether the statement is true or false


deja

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Reply #1 on: Jul 24, 2018
Answer to Question 1

T

Answer to Question 2

F


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