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lesson 3.1

TermDefinition
Accuracy The degree of closeness of measurements of a quantity to the actual (or accepted) value.
Caliper A measuring instrument having two adjustable jaws typically used to measure diameter or thickness.
Class Interval A group of values that is used to analyze the distribution of data.
Convert To change money, stocks, or units in which a quantity is expressed into others of a different kind.
Data Facts and statistics used for reference or analysis.
Line Plot A method of visually displaying a distribution of data values where each data value is shown as a dot or mark above a number line. Also known as a dot plot.
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.
Measure To determine the size, amount, or degree of an object by comparison with a standard unit.
Median A measure of center in a set of numerical data. The median of a list of values is the value appearing at the center of a sorted version of the list – or the mean of the two central values if the list contains an even number of values.
Mode The value that occurs most frequently in a given data set.
Normal Distribution A function that represents the distribution of variables as a symmetrical bell-shaped graph.
Numeric Constraint
Precision
Scale
Scatter Plot A graph in the coordinate plane representing a set of bivriariate data
Significant Digits
Standard Deviation
Statistics
Unit
US Customary Measurement System
Variation
Created by: yanniluvu