The experimental group has mean of 38, control group has mean of 35.
The standard deviations are 3 and 5, respectively.
At the 5% level, what is the conclusion?
The 20 in the experimental group had extra class time, the 30 in the control group did not.© BrainMass Inc. brainmass.com December 24, 2021, 9:06 pm ad1c9bdddf
SOLUTION This solution is FREE courtesy of BrainMass!
Please refer to the attached file for the complete and formatted solution.© BrainMass Inc. brainmass.com December 24, 2021, 9:06 pm ad1c9bdddf>