Self-Service Pumps with Credit Card Readers Increase Gas Station Productivity

question 30

True/False

Self-service pumps with credit card readers increase gas station productivity, but lead to higher costs because of additional fees.

---

Definitions:

Population

A relatively large collection of people (or other unit) that a researcher studies and about which generalizations are made.

Proportions

A mathematical or statistical relationship between quantities or amounts.

Research Method

A structured procedure or strategy for systematically investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.

Sociologist

A sociologist is a social scientist who specializes in the study of societies, the behaviors and interactions of individuals within those societies, and the processes that preserve and change them.