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Mathematics, 02.12.2019 19:31 nagwaelbadawi
Young's modulus is a quantitative measure of stiffness of an elastic material. suppose that for metal sheets of a particular type, its mean value and standard deviation are 70 gpa and 2.2 gpa, respectively. suppose the distribution is normal. (round your answers to four decimal places.) (a) calculate p(69 ≤ x ≤ 71) when n = 16.
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