Question

group	hours
1.00	44.00
1.00	40.00
1.00	44.00
1.00	39.00
1.00	25.00
1.00	37.00
1.00	31.00
1.00	40.00
1.00	22.00
1.00	34.00
1.00	39.00
1.00	20.00
1.00	39.00
1.00	42.00
1.00	41.00
2.00	36.00
2.00	40.00
2.00	37.00
2.00	35.00
2.00	39.00
2.00	40.00
2.00	36.00
2.00	38.00
2.00	24.00
2.00	27.00
2.00	29.00
2.00	24.00
2.00	45.00
2.00	44.00
2.00	44.00
3.00	52.00
3.00	50.00
3.00	51.00
3.00	52.00
3.00	45.00
3.00	49.00
3.00	47.00
3.00	46.00
3.00	47.00
3.00	47.00
3.00	46.00
3.00	45.00
3.00	50.00
3.00	47.00
3.00	49.00

The senior class at a charter school specializing in the physical sciences surveyed students in three specialization tracks; physics, chemistry and math.

Using the data provided above.

1. You perform a post hoc test (Bonferroni) and find that you do not have sufficient evidence to say that there is a statistical difference (alpha = 0.05) between the means of these two groups

a. Physics vs Math Students

b. Math vs Chemistry students

c. Chemistry vs Physics

d. None of the above

2. 2. The Value of the ANOVA statistic (F) is:

Answer 1

1-

comparison

2-

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