Is it possible to draw a trend line on a scatter plot that shows no association

Listed below are the measured radiation absorption rates? (in w/kg) corresponding to 11 cell phones. use the given data to construct a no plot and identify the 5- number summary

Factor the expression using gcf 9b+45

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 5x^2 + 10x