Exam 2 Review

Question 1

Is age related to COVID positivity?

Answer 1

T-test;

-bc it’s one continuous (age) and one categorical (positivity)

Question 2

Is age related to severity of symptoms?

Answer 2

ANOVA

-tests cont. (age) and categorical with 3 groups ( none, mild, high)

Question 3

Is # of yrs.smoking related to COVID positivity?

Answer 3

T test

-tests cont.(# of yrs.) and categorical (positivity)

Question 4

Is # of yrs.related to age?

Answer 4

Correlation

-cont.(# of yrs.) and cont.(age)

Question 5

Is COVID positivity related to marital status?

Answer 5

Chi square

-tests categorical (positivity) and categorical (marital status)

Question 6

Is age related to # of cigarettes smoked last week?

Answer 6

Correlation

Question 7

Is gender (m, f, t) related to # of cigarettes snoked last week?

Answer 7

ANOVA

Question 8

Is age (18-24, 25+) related to # of cigarettes smoked last week?

Answer 8

T test

-age becomes categorized by 2 groups

Question 9

Is age (18-24, 25+) related to whether one smokes (yes/no)?

Answer 9

Chi square

Question 10

Is gender related to whether one smokes (no, light, heavy)

Answer 10

Chi square