Weight height 99 61 104 61 110 62 133 64 130 65 142 68 146 66 153 67 184 69 185 70use your calculator to find the equation of the regression line.  write the equation in y=ax+b  form.  do not use any spaces. round  a  and  b  to the nearest tenth. 

Use the graphing calculator to plot the line y=ax+b for the given data. On the attached diagram you can see green points that are ordered pairs weight-height and black line is regression line.

As you can see a≈0.1 and b≈50.9.

The equation of regression line is y=0.1x+50.9.

step-by-step explanation:

ask goog great chance of finding the solution there