Textbook ExpertVerified Tutor
22 Dec 2021
Given information
Total number of groups, n = 5
| Group | Observed Values | Expected Values |
| 20-30 | 75.0 | 32.6 |
| 31-40 | 26.5 | 32.6 |
| 41-50 | 13.6 | 36.6 |
| 51-60 | 21.9 | 36.6 |
| 61-70 | 21.0 | 39.7 |
Step-by-step explanation
Step 1.
Null hypothesis, 
: The survey participants fit the sample of the USA obese population.
Alternate hypothesis, 
: The survey participants do not fit the sample of the USA obese population.
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Introductory Statistics
OER Edition, 2013
Openstax
ISBN: 9781938168208
Solutions
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