A plant manager, in deciding whether to purchase a machine
Chapter 12, Problem 15E(choose chapter or problem)
A plant manager, in deciding whether to purchase a machine of design A or design B, checks the times for completing a certain task on each machine. Eight technicians were used in the experiment, with each technician using both machine A and machine B in a randomized order. The times (in seconds) required to complete the task are given in the accompanying table.
a Test to see if there is a significant difference between mean completion times, at the 5% significance level.
b Do you think pairing on technicians was worthwhile in this case? Explain.
c What assumptions are necessary for the test in part (a)?
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer