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Author Question: Suppose the standard deviation for a given sample is known to be 20. If the data in the sample are ... (Read 53 times)

a0266361136

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on: Jun 24, 2018
Suppose the standard deviation for a given sample is known to be 20. If the data in the sample are doubled, the standard deviation will be 40.
 
  Indicate whether the statement is true or false

Question 2

A continuous random variable is ________.
 
  A) a variable for which the number of possible outcomes can be counted
  B) a variable that has outcomes over one or more intervals of real numbers
  C) a characterization of the possible values that a random variable may assume along with the probability of each value
  D) a variable for which there is only one possible value


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chjcharjto14

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

FALSE

Answer to Question 2

B


a0266361136

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Reply 2 on: Jun 24, 2018
Wow, this really help

daiying98

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Reply 3 on: Yesterday
Excellent

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