The amount of fish caught per boat per day by fishing boats from Sarıyer has a normal histogram with a mean of 47 kg and with a standard deviation of 8.7 kg. Temel Reis sends both of his boats out to...

Extracted text: The amount of fish caught per boat per day by fishing boats from Sarıyer has a normal histogram with a mean of 47 kg and with a standard deviation of 8.7 kg. Temel Reis sends both of his boats out to catch fish every day during fishing season. What is the probability that in the next 9 days during fishing season the average catch for his two boats will be between 40 to 50 kg on 6 or 7 days? The probability is