Mathematics, 02.06.2021 16:20, sierravick123owr441
The diameter of an electric cable, Say X. is assumed to be continuous random variable with p. d.f
f(x) = 6x(1-.x), 0 ⩽ x ⩽ 1
A) Determine a number b such that P(x < b) =P(X >b).
B) Find the mean of X
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Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?
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The diameter of an electric cable, Say X. is assumed to be continuous random variable with p. d.f
f...
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