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24 Cards in this Set
- Front
- Back
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Asymmetrical |
Irregular in shape |
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Bar chart |
A chart with bars whose lengths are proportional to quantities |
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Box plot |
A method of visually displaying a distribution of data values by using the median, quartiles, and extremes of the data set. A box shows the middle 50% |
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Class intervals |
A set of defined range limits in which the data is are grouped. These categories should be of equal length and mutually exclusive and exhaustive, meaning that each data point should fit into only one class |
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Clusters |
Isolated groups of data |
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Distribution |
Data sets collected from observation or experiment. They can be described by measures of center and variability |
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Dot plot |
A graphical device that summarizes data by the number of dots above each data value on the horizontal axis |
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Five number summary |
An exploratory data analysis technique that uses five numbers to summarize the data: smallest value, first quartile, median, third quartile and largest value |
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Frequency table |
A table that is used to tally and display the number of times an event or outcome occurs |
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Gaps |
Missing areas in a set of data |
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Histogram |
A bar graph depicting a frequency distribution. The height of the bars indicates the frequency of a group of scores |
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Interquartile Range |
The difference between the upper and lower quartiles |
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Mean |
A measure of center in a set of numerical data, computed by adding the values in a list and then dividing by the number of values in the list |
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MAD |
MAD The average distance of each data value from the mean. The MAD is a gauge of "on average" how different the data values are from the mean value |
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Median |
A measure of center in a set of numerical data. The value appearing at the center of a sorted version of the list or the center of two center values if the list contains an even number |
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Mode |
A measure of central tendency for a distribution, represented by the score that occurs more often the any other |
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Circumference |
The distance around a circle |
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Diameter |
The distance across a circle through it's center |
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Radius |
The distance from the center, to any part of the circle |
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Front (Term) Pi |
3.14159265358979323864268338950 |
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Equivalent decimals |
Decimals that name the same amount |
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Model |
A three dimensional representation of a person or thing or of a proposed structure, typically on a smaller scale than the original scale |
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Model |
A three dimensional representation of a person or thing or of a proposed structure, typically on a smaller scale than the original scale |
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Percent |
By a specified amount in or for every hundred |
