A sample

A sample of 228 adults is selected. The adults are classified according to voter registration status ("registered" or "not registered"). They are also classified according to preferred source of current events information ("television", "newspapers", "radio", or "internet sites"). The results are given in the contingency table below. Television Newspapers Radio Internet sites Registered 46 39 17 30 Not registered 30 29 16 21 What is the relative frequency of adults in the sample who are registered to vote? Round your answer to two decimal places. X 2