The Australian Medical Association recently conducted a study to determine the duration of standard consultations in urban practices.

The Australian Medical Association recently conducted a study to determine the duration of standard consultations in urban practices. The results showed that the length of consultation could be closely approximated by a normal distribution with a mean of 12.3 minutes and a variance of 9.56 minutes squared. What is the probability a consultation would last for more than a quarter of an hour? Give your answer to four decimal places.