Determine the Percent of Data an Number of Values Below and Above a Quartile

This video explains how to determine the percent and number of values at or below as well as at or above a given quartile.

Determine the Percent of Data an Number of Values Below and Above a Percentile

This video explains how to determine the percent and number of values at or below as well as at or above a given percentile.

Introduction to Percentiles

This video defines and provides example of percentiles. The lesson relates quartiles to percentiles

Solve Quadratic Inequalities from a Graph Only

This video explains how to solve a quadratic inequality only using a graph.

The Definition of The Definite Integral

This video defines a definite integral and provides examples of how to evaluate definite integral using area above and below the x-axis.

Normal Distribution: Find Probability of Data Values Using Tables

This lesson explains how to use tables to determine the probability a data value will more than or less and another data value.  It also shows how to determine the probability between two data values.

Normal Distribution: Find Probability of Data Values Using the TI84

This lesson explains how to use the Ti-84 to determine the probability  a data value will more than or less and another data value.  It also shows how to determine the probability between two data values.