I have some statistics problems to answer

1)
1) Nonparametric tests are statistical tests that do not involve the use of any population
parameters
2) In a study of the effects of caffeine on driving performance, researchers predict that those
in the group given more caffeine will exhibit poorer driving performance. The
researchers are using a one tail test test.
3) The sum of squared deviations of each score from the grand mean is Total Sum of
squares.
4) If a researcher reported an F-ratio with df = 2, 21 for a randomized one-way ANOVA,
then there were 3 conditions in the experiment and 24 total participants.
5) Systematic variance and error variance comprise the Between group variance.???????

6) When we divide an SS score by its degrees of freedom, we have calculated a MS Score.
????
7) Inferential statistics allow...