1. For the three t-tests: a. Explain when you would choose to use each test. b. Explain which parameter you try to estimate in each test. c. Explain the difference in the way the standard error is computed. d. Explain the difference between the way the t-statistic is computed. 2. What are the similarities and difference between the standard normal distribution {normal a distribution] and the t-distribution? Which distribution has more variance? 3. Which effect size measure would you use for a t-test? Howr would you oompute it for each type of t- test? Which factors determine the effect size and which factors do not affect it? 4. A researcher is using a one-way ANDVA to see whether a significant difference can be found between 3 types of teaching methods in students' success. How would you phrase the null hypothesis? How would you phrase the alternative hypothesis