Question

Ten percent of Americans are allergic to ragweed. Suppose a random sample of 200 people is selected.

1. Identify n    

2. Identify p   (Round to 2 decimal places)

3. Identify 1 – p   (Round to 2 decimal places)

 

Answer 1

1. $n=200$

2. $p= 10 \; \% = 0.10$

3. $1-p=1-0.10=0.90$