Descriptive Statistics in TI-84
Descriptive Statistics in TI-84
How to Find Sample Variance on a TI-84 Calculator
The sample variance tells us how spread out the values are in a given sample.
Typically denoted as s2, it is calculated as:
s2 = Σ...
Descriptive Statistics in TI-84
How to Find Coefficient of Variation on a TI-84 Calculator
A coefficient of variation, often abbreviated as CV, is a way to measure how spread out values are in a dataset relative to the...
Descriptive Statistics in TI-84
How to Find Interquartile Range on a TI-84 Calculator
The interquartile range, often denoted IQR, is a way to measure the spread of the middle 50% of a dataset.
It is calculated as the difference...
Descriptive Statistics in TI-84
How to Find a Five Number Summary on a TI-84 Calculator
A five number summary is a way to summarize a dataset using the following five values:
The minimum
The first quartile
The median
The third quartile
The maximum
By simply...
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