300 people aboard a cruise ship ate raw oysters suspected ofcausing an illness. It was reported that 157 persons fell ill; 143remained well. Calculate the Attack rate for this cruiseillness

There was an outbreak of foodborne illness at the most Litcookout ever. After doing an investigation by the Local PublicHealth Dept Epidemiologist, these were the final numbers of thecookout. Calculate the attack rate for the food items listedbelow.

Food Beverage

Number of Ill

Number of Well

Total

Steak

55

15

70

Potato Salad

38

14

52

Coffee

28

15

43

Pickles

30

41

71

Cheesecake

18

6

24

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