47 f City planners believe that larger cities are populated by older residents. To investigate the relationship, data on the population and mean age in 10 large cities were collected: Chicago population 2.833 median age 31.5, Dallas pop 1.233 median age 30.5, Houston pop 2.144 median age 30.9, LA pop 3.849 median age 31.6, NY pop 8.214 median age 34.2, Philadelphia pop 1.448 median age 34.2, phoenix pop 1.513 median age 30.7, san Antonio pop 1.297 median age 31.7, san Diego pop 1.257 median age 32.5, san Jose pop 0.930 median age 32.6. Here is a portion of the regression soft wear output. What does it tell you? Using the .10 significance level, test the significance of the slope. Interpret the results.