The output examines the subjective wellbeing of 90 fictitious participants who practice one of three types of exercise: none, nonaerobic exercise, and aerobic exercise. Use = .05.

Descriptives - Wellbeing
exercise	Mean	SD	N
None		40.567		27.551		30
Nonaerobic		48.900		27.084		30
Aerobic		54.700		23.152		30

ANOVA - Wellbeing
Cases	Sum of Squares	df	Mean Square	F	Sig
Between Groups		3028.356		2		1514.178		2.239		0.113
Within Groups		58830.367		87		676.211

1. Please help me identify the distribution (t, z, f, etc.)?

2. How to find the estimated mean level of wellbeing for those who engage in aerobic exercise?

3. How to find the standard deviation of wellbeing scores for those who engage in no exercise?

4. What is the f ratio?

5. Is there a significant effect?