In a survey, 250 shoppers were asked whether they have access to a computer at home and if they have a personal e-mail account. Their responses are summarized in the following table.
E-Mail account/ No e-mail account
Computer access at home--------- 73------------------32
No computer access at home----22------------------123
(a) What percentage of the shoppers do not have computer access at home?
(b) What percentage of the shoppers do not have an e-mail account?
