For Exercises 9 and 10, for the indicated partially completed randomized block ANOVA table, do the following:

700

  1. Provide the hypotheses.
  2. Complete the missing entries in the table.
  3. Use technology to find the -value. For level of significance , provide the conclusion and the interpretation.

Question 12.105

9.

Source Sum of
square		 Degrees of
freedom		 Mean
squares
Treatments 90 — 45 —
Blocks 50 — —
Error — 8 7.5
Total — 15

12.3.9

(a) : Not all of the population means are equal. Reject if . (b) Answers to missing values are in red.

Source Sum of
squares		 Degrees of
freedom		 Mean
square
Treatments 90 2 45 6
Blocks 50 5 10
Error 60 8 7.5
Total 200 15

(c) The , which is ; therefore we reject . There is evidence at level of significance that the population means are not all equal.