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Author Question: A data set has 60 observations with a minimum value equal to 30 and a maximum value equal to 72. The ... (Read 104 times)

genevieve1028

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on: Jun 24, 2018
A data set has 60 observations with a minimum value equal to 30 and a maximum value equal to 72. The estimated class width using the 2k > n rule to determine the number of classes is
 
  A) 7.
  B) 9.
  C) 10.
  D) 12.

Question 2

The area under the curve of the normal probability distribution is always equal to 1.0.
 
  Indicate whether the statement is true or false


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lgoldst9

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

A

Answer to Question 2

TRUE


genevieve1028

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Reply 2 on: Jun 24, 2018
Great answer, keep it coming :)

milbourne11

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Reply 3 on: Yesterday
Excellent

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