To perform sensitivity analysis involving an integer linear ...

[sammy]

To perform sensitivity analysis involving an integer linear program, it is recommended to
 a. use the dual prices very cautiously.
  b. make multiple computer runs.
  c. use the same approach as you would for a linear program.
  d. use LP relaxation.

Question 2

The average grade of a sample of 25 students on their second statistics examination was 85 with a standard deviation of 9 . Is the variance of the population significantly more than 80? Use a .05 level of significance.

[meryzewe]

Answer to Question 1

B

Answer to Question 2

H0: 2  80
Ha: 2 > 80 2 = 24.3 < 36.41; do not reject H0, there is not sufficient evidence to conclude that the variance of the population is significantly more than 80

[sammy]

Thanks for the timely response, appreciate it

[xiazhe]

Great answer, keep it coming