Chapter 2 words

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

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