Which test is better, t-test, z-test or ANOVA

Anonymous
timer Asked: Jun 30th, 2017

Question Description

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.
  • What would your choice of test depend on? For the test you select, explain your design and your comparison groups.
  • Would the hypothesis be directional or non-directional?
  • Would the test be one-tailed or two-tailed?
  • What would be the null and what would be the alternative hypothesis?

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