The following table presents the number of police officers (per 100,000 citizens) and the annual murder rate (per 100,000 citizens) for a sample of cities. Police Officers (per 100,000) Murders (per 100,000 per yr) 1377 1324 1068 1443 1289 1206 32 38 47 33 42 39 Compute the correlation coefficient between the per capita number of police officers and the per capita murder rate. (Round your answer to three decimal places)