RSCH 665 Z TEST Assignment NEEDED Monday 12/10/18 or BEFORE
RSCH 665 Z TEST Assignment NEEDED Monday 12/10/18 or BEFORE
For this activity, utilize the five-step process and the following data set.
The two populations are:
- Population A:
oMean=36, SD=4
Population B:
o(sample of one): Raw Score=44
Set up a one-tail Z test evaluating the improvement of a score, presenting the following:
- Restate the research question as a research hypothesis and a null hypothesis about the populations.
- Determine the characteristics of the comparison distribution.
- Determine the cutoff sample score on the comparison distribution at which the null hypothesis should be rejected.
- Determine your sample’s score on the comparison distribution.
5.Decide whether to reject the null hypothesis.