5. Assume that the lifetime of a certain type and brand of TV is exponentially distributed with mean years. A. What's the probability a TV of this type and brand lasts longer than 6 years? B. What's the probability a TV of this type and brand less than 7 years? C. How long do 90% of TVs of this type and brand last?

MATLAB: An Introduction with Applications
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5. Assume that the lifetime of a certain type and brand of TV is exponentially distributed with mean 8
years.
A. What's the probability a TV of this type and brand lasts longer than 6 years?
B. What's the probability a TV of this type and brand less than 7 years?
C. How long do 90% of TVs of this type and brand last?
Transcribed Image Text:5. Assume that the lifetime of a certain type and brand of TV is exponentially distributed with mean 8 years. A. What's the probability a TV of this type and brand lasts longer than 6 years? B. What's the probability a TV of this type and brand less than 7 years? C. How long do 90% of TVs of this type and brand last?
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