After an advocacy group found that a chemical plantreleased industrial soap into the water supply of the city, a studyinvestigates the association between exposure to the industrialsoap and skin rash in children. The study is done over a period of8 years after the the advocacy’s group discovery. The followingtable shows the descriptive data collected.
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| Skin rash | No skin rash | Total |
Exposed to industrial soap | 378 | 156 | 534 |
Non-exposed to industrial soap | 73 | 260 | 333 |
Total | 451 | 416 | 867 |
A) Find out the incidence of skin rash in the exposedand unexposed.
B) Determine the relative risk for skin rash due toexposure.
C) Interpret your findings