@@ -47,3 +47,3 @@
* Say you draw a circle and choose two chords at random. What is the probability that those chords will intersect?
-* 1/1000 people have a particular disease, and there is a test that is 98% correct if you have the disease. If you don't have the disease, there is a 1% error rate. If someone tests positive, what are the odds they have the disease?
+* 1/1000 people have a particular disease, and there is a test that will say you have the disease 98% of the time if you do have. If you don't have the disease, there is a 1% false positive rate. If someone tests positive, what are the odds they have the disease?
* There are 50 cards of 5 different colors. Each color has cards numbered between 1 to 10. You pick 2 cards at random. What is the probability that they are not of same color and also not of same number?