Question: You suspect that there may be a relationship between the cheese you served at a party and the number of people who are getting the stomach flu (aka food poisoning).

Stomach Flu

Yes No Row Totals

Ate Yes 24 361 385

Cheese No 18 549 567

Column

Totals 42 910 952

a. Given contingency Table B conduct a full hypothesis test using a chi-square at the .05 level.

b. What is the Odds Ratio that people who got the flu also ate your cheese versus the odds that people who did not get the flu ate your cheese?

c. What is the Relative Risk of getting the flu for those who ate your cheese versus those people who did not?