15) It is claimed that the proportion of contaminated products is less than 2%.A sample of size

1500 results found 10 contaminated products.What is the HA, and what is (are) the critical

value(s) for = 0.05

Select youranswer from the following:

a) HA: 0.02, critical value /-1.960

b) HA: > 0.02, critical value + 1.6449

c) HA: < 0.02, critical value + 1.6449