California's Proposition 103 eliminated the practice by insurance companies of basing premiums on the geographic location of drivers. The attached data show the percent of a county that favored this law and the percentage change in average premium after the law for each county.

Please download the attached data and estimate a linear regression of V (percent of population in a county that is in favor of the law) as a function of P (change in average premium in a county) below.

Percentage Percent for Change in Proposition average County 103 (V) premium (P) Los Angeles 62.8 -21.4 Orange 51.7 -8.2 San Fransisco 65.2 -0.9 Alameda 58.9 8 Marin 53.5 9.1 Santa Clara 51 11.8 San Mateo 52.8 12.6 Santa Cruz 54.2 13 Ventura 44.8 1.4 San Diego 44.1 10.7 Monterey 41.6 15.3 Sacramento 39.3 16 Tulare 28.7 23.3 Sutter 32.3 37.1 Lassen 29.9 46.5 Siskiyou 29.9 49.8 Modoc 23.2 57.6