NAME_____________________________ INSTRUCTIONS The quiz is worth 40 points total. The quiz covers Week 5 and 6 materials. Make sure your answers are...

 (a) (1 pt) Which of the following is the appropriate test and best distribution to use for the test?

      (i) Two independent means, normal distribution

      (ii) Two independent means, Student’s t-distribution

      (iii) Matched or paired samples, normal distribution

      (iv) Matched or paired samples, Student’s t-distribution

(b) (1 pt) Let μd be the population mean for the differences of weights (weight after the program – before the program). Fill in the correct symbol (=, ≠, ≥, >, ≤, <) for the null and alternative hypotheses.