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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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?
Transcribed Image Text: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?
Determine the probability density function of the following cumulative distribution function.
x<-2
0.25x + 0.5
- 2<x<1
F(x)=-
0.5x + 0.25
13x<1.5
1
1.5 <x
Transcribed Image Text:Determine the probability density function of the following cumulative distribution function. x<-2 0.25x + 0.5 - 2<x<1 F(x)=- 0.5x + 0.25 13x<1.5 1 1.5 <x
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