1.1

1 Logic of uncertainty

3 Individual

5 Statistics, Parameter

7 Parameter

9 Statistic

11 Parameter

13 Statistic

15 Qualitative

17 Quantitative

19 Quantitative

21 Qualitative

23 Discrete

25 Continuous

27 Continuous

29 Discrete

39

Population: 13 to 17 year olds in the US Sample: 1028 contacted teenagers

40

Population: All coke bottles filled on 15 October. Sample: 50 selected bottles

41

Population: Entire soybean crop Sample: 100 selected plants

42

Population: All US households Sample: 50,000 surveyed households

43

Population: Women 27 - 44 with hypertension Sample: 7373 women 27 - 44 with hypertension

1.2

9 Observational study

10 Experiment

11 Experiment

12 Observational study

13 Observational study

14 Experiment

17

  1. Cohort because people were followed for 10 years
  2. If the individual has heart disease or not; if the individual is happy or not
  3. Confounding due to lurking variables

20

  1. Reserachers observed individuals over time (a cohort study)
  2. Weight gain, if the individual is married or cohabitating
  3. Many possible answers
  4. No, because the study was observational