A survey was conducted by a group of state lotteries. A random sample of 2406 adults completed the survey. A total of 248 were classified as "heavy" players. Of these, 152 were male. You want to___
a) estimate the proportion of heavy players among all adults
b) estimate the proportion of heavy male players among all males
c) estimate the proportion of heavy female players among all females
d) cannot be determined without further information