As the college professor, you are interested in whether the revised teaching strategy led to improvements over the origi

[answerhappygod]

As the college professor, you are interested in whether
the revised teaching strategy led to improvements over the original
teaching strategy for your student’s final quiz.
Calculating the t Statistic using
SPSS:
Note: You will notice an “Output” file opens up and you will
see a table labeled “Group Statistics” and “Independent Samples
Test”. If you look at the “Group Statistics” box, you will notice
the mean, standard deviation, and standard error for both groups.
Group Statistics Std. Error Mean N Mean Std. Deviation Teaching style group Grade on quiz 1 out of 5 Original teaching strategy Revised teaching strategy 20 2.15 .745 .167 20 3.20 .523 .117