Quiz Chapter 12 2 points each [an incorrect conclusion is -1 point] Note: All the 0's below should be 02, but the software won't allow both a sub & superscript on the same character. For the following Hypothesis Tests below : (a) State the null hypothesis, if not given. (b) State the decision rule. (c) Compute the value of the test statistic. (d) What is your decision regarding H D? (e) Your conclusion. 1. For purposes of the F distribution, which of these two variances should be in the numerator: 12.6 or 15.3? Why? |:| 2. The mean quantity of milk produced by Guernsey & Holstein cows at Cold Comfort Farm is about the same, but the variation in output is quite a bit different as shown by the standard deviation of breed output from a sample of 10 Guernsey & 15 Holstein : scum\" = 1.8 & 03mm]: 1.2 Conduct an ANOVA F test to see if the Guernsey variation is really different from Holstein or simply due to pure chance. Use 11 = .05. (a) Ho: (b) Reject Ha when (C) F = (d) Ho is (9)