A Drug Company Wants to Know Whether the Probability Is $\alpha=0.01$

Essay

A drug company wants to know whether the probability is really 0.20 that one of their products will produce side effects. In a random sample of 150 consumers of the product, 42 were victims of side effects. Conduct a one-tailed test where the alternative is that the probability is greater than 0.20 . Use $\alpha=0.01$ .