Krishne wants to measure the mass and volume of a key. Which tools should she use?

Nneeedd 1.find the residual if you know the actual number is 5.2 and the predicted value is 4.8

The table below shows the height of a ball  x  seconds after being kicked.  what values, rounded to the nearest whole number, complete the quadratic regression equation that models the data? f(x)  =  x2  +  x  +  0based on the regression equation and rounded to the nearest whole number, what is the estimated height after 0.25 seconds?   feet

15 there is a line that includes the point 0,10 and has a slope of 7/4. what is it’s equation in slope intercept form