Free Professional Development

Or

Statistics

Our topic Variance and Standard Deviation provides the necessary critically thinking skill required for interpreting data. With an eye on developing practical applications, you will explore concepts such as Standard Deviation, The Empirical Rule, and T Statistic. Learn to apply Chebychev's Rule and learn to calculate Variance in our many concepts provided in this Statistics course. From Calculation of Standard Deviation to Calculating the Percentage Outside Two Data Points, our course provides skills and insights to elevate your statistical comprehension of introductory concepts within the field of Statistics.

- Standard Deviation
- Calculation of Standard Deviation
- Determining Standard Deviation
- Variance
- The Empirical Rule
- Employing the Empirical Rule
- Chebychev's Rule
- Z Scores
- Z Score Charts
- Calculating the Percentage Below a Data Point
- Calculating the Percentage Above a Data Point
- Calculating the Percentage Outside Two Data Points
- Calculating the Percentage Between Two Data Points
- T Statistic
- Calculating a T Score

Study fundamental topics in college-level algebra with emphasis on application.

Grasp core concepts of statistics such as probability distributions, approximations, and hypothesis-testing.

Pathways are a sequence of tutorials that help you learn a whole subject area, one concept at a time. Choose from multiple teachers and teaching styles.

The American Council on Education's College Credit Recommendation Service (ACE Credit®) has evaluated and recommended college credit for 27 of Sophia's online courses for college credit. These courses are eligible to transfer to many different colleges and universities.