The manufacturer of a new chewing gum claims that at least 80% of dentists surveyed prefer their type of gum and recommend it for their patients who chew gum. An independent consumer research firm decides to test their claim. The findings in a sample of 200 dentists indicate that 74.1% of the respondents do actually prefer their gum.

8) What are the null and alternative hypotheses for the test?

A) H0 : P 0.80 and H1 : P < 0.80

B) H0 : P = 0.80 and H1 : P 0.80

C) H0 : P 0.80 and H1 : P > 0.80

D) H0 : P > 0.80 and H1 : P 0.80