The researcher reported that there were two independent groups with 25 in each group. Each group received a different treatment. An alpha value of .05 was used. Based on the data analysis using a computer, t = 2.11, p = .03, group 1 mean = 88, and group 2 mean = 81. Based on this information, identify the true answer.
a. The null hypothesis of no differences between the groups is accepted/retained.
b. The null hypothesis of no differences between the groups is rejected.
c. The alternate hypothesis that the population 2 mean is larger is accepted.
d. Based on the information provided, it is impossible to make a decision.
e. Based on the information provided, the resesarcher made a sampling error.
