A financial analyst examined the possible returns from several financial investments. When the performance of these investments was later examined, it turned out that 25% performed much better than the market average, 25% much worse, and the remaining 50%, about the same as the average. 60% of the investments that turned out to do much better than the market were rated "good buy" by the analyst. 20% of those that did as well as the market were rated "good buy" by the analyst. 10% of those financial investments that did worse were rated "good buy" by the analyst. The probability that a stock rated a "good buy" by the analyst performed better than the average was?