Exercise 13 - Dept. of Statistics, Texas A&M University

The tensile strength of paper is modeled by a normal distribution with a mean of 35 pounds per square inch and a standard deviation of 2 pounds per square inch. Answer the following 2 questions using this information. What is the probability that the strength of a paper is less than 40 lb/in2? (a) 0.0062 (b) 0.25 (c) 0.5364 (d) 0.75 ................
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