The following are the ages of 13 history teachers in a school district. 24, 27, 29, 29, 35, 39, 43, 45, 46, 49, 51, 51, 56 Notic
e that the ages are ordered from least to greatest. Give the five-number summary and the interquartile range for the data set.
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To find the missing coefficient, first, write the equation in slope-intercept form:
-Subtract Ax
-Divide both sides by -2
The slope of the line is expressed by the coefficient 1/2A, this value should be "-3", then:
For the slope of the line to be m=-3, the coefficient must be A=-3