Pharmaceutical companies promote their prescription drugs using television advertising. In a survey of 75 randomly sampled television viewers, 9 indicated that they asked their physician about using a prescription drug they saw advertised on TV.

a. What is the point estimate of the population proportion? (Round your answers to 1 decimal places.)

b. What is the margin of error for a 95% confidence interval estimate? (Round "z-scores" and round your final answers to 2 decimal places.)

c. Compute the 95% confidence interval for the population proportion. (Round "z-scores" to 2 decimal places and round your answers to 3 decimal places.)

d. Is it reasonable to conclude that 24% of the viewers discuss an advertised drug with their physician?