According to U.S. government statistics, mononucleosis (mono) is four times more common among college students than the rest of the population. Blood tests for the disease are not 100% accurate. Assume that the following table of data was obtained regarding students who came to a certain school's health center complaining of tiredness, a sore throat, and slight fever. Doesn't Have Has Mono Mono Totals Positive Blood Test 47 34 81 Negative Blood Test 16 32 48 Totals 63 66 129 If a student is selected from this group, find the probability a student doesn't have mono, given that the test is negative. The probability is (Type an integer or decimal rounded to three decimal places as needed.)