A study is made of residents in Phoenix and its suburbs concerning the proportion of residents who subscribe to Sporting New ..

A study is made of residents in Phoenix and its suburbs concerning the proportion of residents who subscribe to Sporting New. A random sample of 88 urban residents showed that 12 subscribed, and a random sample of 97 suburban residents showed that 18 subscribed. Does this indicate that a higher proportion of suburban residents subscribe to Sporting News? (Use a 5% level of significance).