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 June 4, 2020, 12:31 am ad1c9bdddf
Step by step method for testing the hypothesis under 5 step approach is discussed in this solution.