An owner of an ice cream store is interested in adding menu items to attract new customers from residents of the town. Right now the store has about 30 flavors of ice cream which generates sales from about 1,000 residents of a total population of 36,000. She is wondering if she could generate more business by offering other items besides ice cream. The owner knows you are studying Statistics and asks you how should collect this data and why. What sampling should she do and why?
a. A voluntary response because it will be representative of the population.
b. A random sample because it is easy to do.
c. A voluntary response because it is easy to do.
d. A random sample because it will be representative of the population.