Normally distributed variables, such as the speed of different automobiles at one spot on the highway, form a bell curve with enough measurements. This bell curve means that most cars of the sample are going roughly the ...

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Bell curve percentages are various values that are used in the plotting of a density curve to represent a normal distribution in a histogram. The percentages obeyed by all bell curves are 68, 95 and 99.7. The curves are ...

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Excessive underbody heat, engines catching on fire, engines that lose power or stall after shuddering and shaking, and engines that have trouble maintaining highway speed are some of the problems owners have experienced ...

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Examples of quantitative variables include height and weight, while examples of qualitative variables include hair color, religion and gender. Quantitative variables are often represented in units of measurement, and qua...

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Some examples of mathematical expressions include "mx + y," "5 /a," "20" and "6 - 4." Mathematical expressions are groups of variables, constants and operators that represent values.

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Some examples of continuous variables are measuring people's weight within a certain range, measuring the amount of gas put into a gas tank or measuring the height of people. A continuous variable is any variable that ca...

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Two examples of lurking variables are the color of a paper airplane and its ability to fly and the size of the thymus in children who developed SIDS in the early 1900s. Neither of the two factors are responsible for eith...

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