Question: Elijah made an error when solving the problem below. Find and fix the error then recommend a tip how to not make that error

Elijah made an error when solving the problem below. Find and fix

Elijah made an error when solving the problem below. Find and fix the error then recommend a tip how to not make that error again. The length of adult Alaskan rainbow trout is normally distributed with a mean of 18.34 inches and standard deviation of 1.55. Find the probability a randomly selected adult Alaskan rainbow trout is more than 20 inches long. Elijah's work: z= 1.071 The probability an adult Alaskan rainbow trout is more than 20 inches long is 85.79%

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