Question

Your company is testing a new technology for upgrading project management systems. You want to compare the effectiveness of the new technology with the current technology measured in time saving. You selected seven projects for the new technology and similar other seven projects for the current technology. The time savings, in hours, are as follows:

Current technology (X): 12.5, 13.8, 15.5, 19, 20.5, 21.2, 27.3

New technology (Y): 18.5, 23.7, 24.5, 30, 32.4, 35.2, 40.3

Can you conclude that the mean rate differs between the new and current technology?

Answer 1