let x denote the lifetime of a radio in years manufactured by a certain company the density func

Name: let x denote the lifetime of a radio in years manufactured by a certain company the density function of x is given by f x 1 ex15 if 0 x 15 0 elsewhere what is the probability that of eight s 11949
Uploaded: 2022-06-16T16:55:40-08:00
Duration: 6 min 32 s
Channel: Ahmad Reda
Description: let x denote the lifetime of a radio in years manufactured by a certain company the density function of x is given by f x 1 ex15 if 0 x 15 0 elsewhere what is the probability that of eight s 11949

Question

Ahmad Reda · Accepted Answer

To solve the problem, we need to find the probability that at least four out of eight radios las

Question

Let X denote the lifetime of a radio, in years, manufactured by a certain company. The density function of X is given by f (x)= ⎧ ⎨ ⎩ 1 e−x/15 if 0 ≤ x < ∞ 15 0 elsewhere. What is the probability that, of eight such radios, at least four last more than 15 10. 11. years?

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