Descriptive Statistics in TI-84

Given vector a = [a1, a2, a3] and vector b = [b1, b2, b3], the dot product of vector a and vector b, denoted…

The mean absolute deviation is a way to measure the spread of values in a dataset. It is calculated as: Mean absolute…

Relative frequencies tell us how often certain events occur, relative to the total number of events. For example, the following table shows…

The sample variance tells us how spread out the values are in a given sample. Typically denoted as s2, it is calculated…

A coefficient of variation, often abbreviated as CV, is a way to measure how spread out values are in a dataset relative…

The interquartile range, often denoted IQR, is a way to measure the spread of the middle 50% of a dataset. It is calculated…

A five number summary is a way to summarize a dataset using the following five values: The minimum The first quartile The…