In a survey conducted by an insurance company, investors were asked to rate how knowledgeable they felt they were as investors. Both online and traditional investors were included in the survey. The survey resulted in the data below. Complete parts a through d. Of the online investors, 6%, 22%, and 72% responded they were "savvy", "experienced, " and "novice". respectively. Of the traditional investors, the percentages were 4%, 43%, and 53%, respectively. Of the 600 investors surveyed 400 were traditional investors. Use the information to construct a joint frequency distribution. Use the information to construct a joint relative frequency distribution. Determine the proportion of investors who were both online investors and rated themselves experienced. (Round to four decimal places as needed.) Calculate the proportion of investors who were online investors. (Round to four decimal places as needed.)