Author Question: In computing the mean of a sample, the value of xi is divided by a. n. b. n - 1. c. n + 1. d. ... (Read 42 times)

kellyjaisingh · **on:** Jun 24, 2018

In computing the mean of a sample, the value of xi is divided by
a. n.
b. n - 1.
c. n + 1.
d. n - 2.

Question 2

Slack
a. is the difference between the left and right sides of a constraint.
b. is the amount by which the left side of a constraint is smaller than the right side.
c. is the amount by which the left side of a constraint is larger than the right side.
d. exists for each variable in a linear programming problem.