# What Is a Trend Line in Math?

In mathematics, a trend line is a linear regression. This is one of the methods used in mathematics to deal with the relationship between any scalar variable referred to as y, and another explanatory variable, which are denoted by X.
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 Video Transcript. Hi, I'm Jimmy Chang, and we're here to talk about what is the opposite of a trend line in math. Now a trend line tends to be a line that best fits a group of data http://www.ehow.com/video_12237447_opposite-trend-...
 A trend line is used for analyzing data. On a chart, a trend line indicates movement in the average numbers for a set of data. It is used to show linear regression in math. http://answers.ask.com/Fashion_and_Beauty/Bodyart/...
 A line segment is a straight line which links two points without extending beyond them. You start at point A and drive straight to point B and stop. http://answers.ask.com/Science/Mathematics/what_is...
 1. Calculate all the sums in the two simultaneous equations 1) a*M+b*sum(xi) sum(yi) and 2) a*sum(xi)b*sum(xi*xi) = sum(xi*yi) which from here on in will be referred to as equations http://www.ehow.com/how_6739766_calculate-trend-li...
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Video Transcript. Hi, I'm Jimmy Chang, and we're here to talk about what is the opposite of a trend line in math. Now a trend line tends to be a line that best ...
Video Transcript. Hi, I'm Jimmy Chang, and we're here to talk about what is the opposite of a trend line in math. Now a trend line tends to be a line that best ...
A trend line graph is a graph in which a trend is predicted and mapped based on the available information. If there is enough information available, one might ...