Answer:
The test is not significant at 5% level of significance, hence we conclude that there's no variation among the discussion sections.
Step-by-step explanation:
Assumptions:
1. The sampling from the different discussion sections was independent and random.
2. The populations are normal with means and constant variance
There's no variation among the discussion sections
There's variation among the discussion sections

Df Sum Sq Mean sq F value Pr(>F)
Section 7 525.01 75 1.87 0.99986
Residuals 189 7584.11 40.13
Test Statistic = 

Since our p-value is greater than our level of significance (0.05), we do not reject the null hypothesis and conclude that there's no significant variation among the eight discussion sections.
Only 3 kids could eat equally because 3 is the highest number that goes into 12 and 9
Answer:
Step-by-step explanation:
Definitely Graph C.
The dots are aligned correctly to the line better than the other graphs.
Answer:
90 hours
Step-by-step explanation:
- 67 + 6 + 9 + 8 = 90 hours