The Fish Commission states that the lengths of all fish in Spring Run are normally distributed, with mean 15 cm and standard deviation 4 cm What is the probability that a fish caught in Spring Run will be between (a) 15 and 19 cm long (b) 10 and 15 cm long ...

The Fish Commission states that the lengths of all fish in Spring Run are normally distributed, with

Question:

The Fish Commission states that the lengths of all fish in Spring Run are normally distributed, with mean μ = 15 cm and standard deviation σ = 4 cm. What is the probability that a fish caught in Spring Run will be between
(a) 15 and 19 cm long?
(b) 10 and 15 cm long?