Chapter 2 words

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empezar lección

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término		definición
outlier empezar lección		an observation that is well outside of the expected range of values in a study or experiment, and which is often discarded from the data set:
z-score empezar lección		a measure that quantifies the distance a data point is from the mean of a data set.
variable empezar lección		something that may or does vary or change; a variable feature or factor.
truncate empezar lección		to shorten (a number) by dropping a digit or digits:
trend empezar lección		to have a general tendency, as events, conditions, etc.
spread empezar lección		another word used in describing variability of data
skew empezar lección		when data appears to have a tendency away from a normal distribution.
range empezar lección		the value found by calculating the difference between the maximum and minimum data values.
quantitative empezar lección		of or relating to the describing or measuring of quantity.
quantitative empezar lección		pertaining to or concerned with quality or qualities.
Pareto Chart empezar lección		a bar graph that places the categories in decreasing order of frequencies.
mean empezar lección		another word for average
mode empezar lección		most occurring value or data result
frequency empezar lección		the number of times a value recurs in a unit change of the independent variable of a given function.
5-number-summary empezar lección		data includes minimum, lower quartile, median, upper quartile, and maximum data point.
discrete variable empezar lección		a variable that may assume only a countable, and usually finite, number of values.
continuous varible empezar lección		A variable that could assume an infinite amount of values even if given a specific range of values.

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