Alissa Fong

MA, Stanford University
Teaching in the San Francisco Bay Area

Alissa is currently a teacher in the San Francisco Bay Area and Brightstorm users love her clear, concise explanations of tough concepts

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Line of Best Fit - Concept

Alissa Fong
Alissa Fong

MA, Stanford University
Teaching in the San Francisco Bay Area

Alissa is currently a teacher in the San Francisco Bay Area and Brightstorm users love her clear, concise explanations of tough concepts

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When we graph data, it often isn't linear- it's more like a cloud. If the cloud has a general pattern, we can describe the correlation. If both variables go up, we call it a positive correlation. If one variable increases when the other decreases, we call it negative correlation. If we can't tell and neither a positive nor negative line models the data better, then we say it has no correlation. To draw a line of best fir for data, we try to draw a line with a ruler with some points above the line and some below.

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