Author Question: If the dual price for the right-hand side of a constraint is zero, there is no upper limit on its ... (Read 101 times)

lidoalex · **on:** Jun 24, 2018

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

Question 2

The manager of a grocery store has taken a random sample of 100 customers. The average length of time it took the customers in the sample to check out was 3.1 minutes. The population standard deviation is known to be 0.5 minute. We want to test to determine whether or not the mean waiting time of all customers is significantly more than 3 minutes. The p-value is _____.
a. .025
b. .0456
c. .05
d. .0228