Statistics and Probability

For each situation listed below, identify which of the five sampling methods would be most appropriate and explain why. (6 marks) (a) You require a sample of 30 students from your grade (which consists of approximately 200 students).

(b) There are 12 mixed (female and male) softball teams in a league and opinions are being gathered about changing the league's name and logo. To save time, only a sample of ballplayers may be interviewed.

(c) There are about 3200 houses and apartment units in town and the community leaders have decided that a questionnaire about the recycling program should be conducted in 160 households.

Please send me answer ASAP, it's urgent