8. 6. 4 2 1 6 11 16 21 data 26 31 Based on the histogram above, what is the class width? (Recall: Class width is the difference between any two consecutive lower class limits) Class width 5 %3D What is the sample size (total frequency add all frequencies)? Sample size (total frequency) = 36 Kouənbə

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.