The sample variance a. is always smaller than the true value of ...

[ghost!]

The sample variance
 a. is always smaller than the true value of the population variance.
   b. is always larger than the true value of the population variance.
   c. could be smaller, equal to, or larger than the true value of the population variance.
   d. can never be zero.

Question 2

If the dual price for the right-hand side of a  constraint is zero, there is no upper limit on its range of feasibility.
 a. True
  b. False
  Indicate whether the statement is true or false

[momtoalll]

Answer to Question 1

c

Answer to Question 2

TRUE

[ghost!]

Wow, this really help

[chereeb]

Thanks for the timely response, appreciate it