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Jade.Lee Jade.Lee
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6 years ago
The variance can best be thought of as the
 
  a. average of the squared deviations from the mean.
  b. average of the absolute deviations from the mean.
  c. average of the deviations from the median.
  d. square of the mean.

Question 2

When calculating the standard deviation we divide by N-1 rather than N because the result is
 
  a. smaller.
  b. less biased.
  c. easier to interpret.
  d. equal to the population mean.
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wrote...
6 years ago
Answer to q. 1

A

Answer to q. 2

B
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