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Author Question: The measure of dispersion that is influenced most by extreme values is the _____. a. variance b. ... (Read 145 times)

hubes95

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The measure of dispersion that is influenced most by extreme values is the _____.
 a. variance
  b. standard deviation
  c. range
  d. interquartile range

Question 2

In order to estimate the average electric usage per month, a sample of 81 houses was selected and the electric usage was determined. Assume a population standard deviation of 450 kilowatt-hours. The standard error of the mean is
 a. 450.
   b. 81.
   c. 500.
   d. 50.



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Toya9913

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Answer to Question 1

c

Answer to Question 2

d





 

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