7.12 Assume a normal distribution with known population variance. Calculate the LCL and UCL for each of

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7.12 Assume a normal distribution with known population variance. Calculate the LCL and UCL for each of the following.

a. x = 255; n = 304; s = 30; a = 0.01

b. x = 395; n = 105; s2 = 100; a = 0.05

c. x = 510; n = 485; s = 50; a = 0.10 Application Exercises

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Essential Mathematics And Statistics For Science

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Authors: Graham Currell, Dr. Antony Dowman

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7.12 Assume a normal distribution with known population variance. Calculate the LCL and UCL for each of the following. a. x = 255; n = 304; s = 30; a = 0.01 b. x = 395; n = 105; s2 = 100; a = 0.05 c....
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7.12 Assume a normal distribution with known population variance. Calculate the LCL and UCL for each of

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