Question

During its grand opening sale, a local electronics store gave customers a chance to win a new flat screen TV. Customers only had to fill out a card with their name, address, and telephone number and drop it into a box. One winner would be chosen at random. This is an example of a

Answer 1

Using sampling concepts, it is found that this is an example of a random sample.

How are samples classified?

Samples may be classified as:

• Convenient: Drawn from a conveniently available pool.

• Random: All the options into a hat and drawn some of them.

• Systematic: Every kth element is taken.

• Cluster: Divides population into groups, called clusters, and each element in the cluster is surveyed.

• Stratified: Also divides the population into groups. Then, a equal proportion of each group is surveyed.

In this problem, one winner is chosen at random from all the participants, hence random sampling is used.

More can be learned about sampling concepts at brainly.com/question/25122507