The probability density function of the length of a cutting blade is f (x) = 1.25 for 74.6 < x < 75.4 millimeters. Determine the following: a. P(X < 74.8) b. P(X < 74.8 or X > 75.2) c. If the specifications for this process are from 74.7 to 75.3, what proportion of blades meets specifications?

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