The linear correlation between violent crime rate and percentage of the population that has a cell phone is minus? 0.918 for years since 1995. do you believe that increasing the percentage of the population that has a cell phone will decrease the violent crime? rate? what might be a lurking variable between percentage of the population with a cell phone and violent crime? rate? will increasing the percentage of the population that has a cell phone decrease the violent crime? rate? choose the best option below. yes no