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Big Ideas Algebra 1 Chapter 11

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Section 1

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Interquartile Range (IQR)

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Algebra Math

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Mar 1, 2020

Cards (14)

Section 1

(14 cards)

Interquartile Range (IQR)

Front

a measure of variation for a data set, which is the difference of the third quartile and the first quartile.

Back

five number summary

Front

The five numbers that make up a box-and-whisker plot (least value, first quartile, median, third quartile, and greatest value)

Back

joint frequency

Front

each entry on a two-way table in called a joint frequency

Back

qualitative data

Front

data that consists of labels of non numerical entries that can be separated into different categories

Back

Quartiles

Front

Values of a box and whisker plot that divide a data set into four equal parts

Back

Outlier

Front

a data value that is much greater than or much less that the other values in a data set.

Back

box and whisker plot

Front

A graph that shows the variability of a data set along a number line using the least value, the greatest value, and the quartiles of the data.

Back

Median

Front

the middle number of a numerical data set when the values are written in numerical order.

Back

Marginal Frequency

Front

The sums of the rows and columns in a two-way table

Back

Mean

Front

the sum of a numerical data set divided by the number of data values

Back

Quantitative data

Front

Data that consists of numbers that represent counts or measurements

Back

Mode

Front

The value that occurs most frequently in a given data set.

Back

Standard deviation

Front

A measure of how much a typical value in a numerical data set differs from the mean.

Back

two-way table

Front

A frequency table that displays data collected from one source that belong to two different categories

Back