If the acceptance of project A is conditional on the acceptance ...

[james9437]

If the acceptance of project A is conditional on the acceptance of project B, and vice versa, the appropriate constraint to use is a
 a. multiple-choice constraint.
  b. k out of n alternatives constraint.
  c. mutually exclusive constraint.
  d. corequisite constraint.

Question 2

A company has claimed that the standard deviation of the monthly incomes of its employees is less than or equal to 120 . To test its claim, a random sample of 15 employees of the company was taken, and it was determined that the standard deviation of their incomes was 135 . At a 5 level of significance, test the company's claim.

[Liamb2179]

Answer to Question 1

D

Answer to Question 2

H0: 2  14400
Ha: 2 > 14400 2 = 17.72 < 23.68
Do not reject H0, there is not sufficient evidence to refute the company's claim.