When this rate changes, your credit card rate is not far behind - especially if it goes up. Remember, credit cards are different from federal student loans and private student loans but the rate calculations are similar so read on to I just noticed that comScore has announced results of a study of the online credit card industry, based on both passively-observed online behavioral data as well as a survey of more than 2000 Internet users conducted in September 2008 Student Credit Cards bankbank.com APR - What is APR Home