1. find the correlation coefficient of the line of best fit for the points (−3, –, –40), (1, 12)(1, 12), (5, 72)(5, 72), and (7, 137)(7, 137). explain how you got your answer. use the coefficient to describe the correlation of this data

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)

The given dot plot represents the average daily temperatures, in degrees fahrenheit, recorded in a town during the first 15 days of september. if the dot plot is converted to a box plot, the first quartile would be drawn at __ , and the third quartile would be drawn at link to the chart is here

Lola says these two expressions have the same value. expression a expression b which explains whether lola is correct?