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Dr. I.C. Trout, a professional ichthyologist, is studying a population of catfish with his assistant, Etta...

Dr. I.C. Trout, a professional ichthyologist, is studying a population of catfish with his assistant, Etta Bass. Trout and Bass have established the mean weight for a catfish is 3.2 pounds, with a standard deviation of 0.8 pounds. Weights of catfish are normally distributed. Solve the following: A. What is the probability that a catfish will weigh more than 4.4 pounds? B. What is the probability that a catfish will weigh between 3 and 5 pounds? C. What is the probability that a catfish will weigh less than 2.2 pounds?
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Solution iven that us 3:2 Pounds 6 0.S founds 6 o. 8 using r table F0 933 2 3-3-2 6 o. 8 -0.2一 0.9 o.8 -0.25 <乙< 2.25 if(z<2.( 22) 6 O 8 Using table O.loS6

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