Mark's brother is 5 years older than mark their combined ages add up to 23 how old is my make sure you have expression for Mark and another one for his brother

Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

The only way to identify an intercept is as an ordered pair. true false

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