COVID-19 Update

Most Fall 2020 and Spring 2021 courses will be held online or as hybrid (classroom/online). Certain courses that require a hands-on component will be held in-person. The College is open to assist you both virtually and at some select physical locations. Visit for more information.

Delaware County Community College, Serving Delaware and Chester Counties

BUS 220 - Elementary Statistics

Introduction to the use of probability and statistical inference for business decision making. Various distributions and techniques are presented to prepare the student for parametric estimation and testing. The basic concepts of frequency and probability distributions, measures of central tendency and variance as well as hypothesis testing of means, variances and goodness of fit are presented. There is also brief discussion on non-parametric methods, regression analysis, correlation and price indices.
Credit Hours: 3
Lecture Hours: 3

Course Prerequisites: MAT 100, MAT 121 or MAT 135 or higher