A researcher wishes to study the effect of a new drug on blood pressure. Consider and discuss the following questions as you respond: Would you recommend using a z-test, a t-test, or an ANOVA for the analysis? Explain your answer.

ANOVA Test because measure all the variability in a problem and then analyze it (Tanner, 2016).

What would your choice of test depend on? For the test you select, explain your design and your comparison groups.

It would depend of the choice of people I had to work with. In any study the smaller of group the better because it will be easier to monitor and get accurate results.

Would the hypothesis be directional or non-directional?

The hypothesis would be non-directional because of the positive and negative effects the drug can have....