Which equation defines the line of best fit for the data in the table? x f(x)
-3 -2
0 -1
3 0
6 1
9 2

y=23x−1

y=13x−1

y=23x−10

y=13x−10

4. bob solved the inequality problem below incorrectly. explain his error and redo the problem showing the correct answer. ? 2x + 5 < 17 ? 2x + 5-5 < 17-5 -2x/-2 < 12/-2 x < -6

Researchers are conducting experiments to determine the role of alcohol in the development of depression. after the study is complete, they determine that the relative risk of developing depression is 1.55 with a 95 % ci of 1.2 -1.9. each group is then divided into nonsmokers and smokers. the relative risk for the nonsmokers is 1.12 with a 95% ci of 0.87-1.37. the relative risk for the smokers is 1.7 with a 95 % cl of 1.5-1.9. what type of bias may affect this study? a. procedure bias b. recall bias c. selection bias d. confounding e. lead-time bias

If f(x) = 4 - xand g(x) = 6x, which expression is equivalent to (g-1)(3)? 6-3-(4 + 3)2 6-3-(4-32) 6(3) - 4+32 6(3)-4-32