It Is Assumed That the Time Failures for an Electronic

question 14

Multiple Choice

It is assumed that the time failures for an electronic component are exponentially distributed with a mean of 50 hours between consecutive failures. If one extra component is installed as a backup, what is the probability of at least one of the two components working for at least 60 hours?

• A) About 0.51
• B) About 0.09
• C) About 0.06
• D) About 0.70

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Definitions:

Clarifies

Makes a statement or situation less confused and more comprehensible.

Therapy Technique

A specific method or approach used in psychotherapy to help individuals overcome psychological problems and improve mental health.

Family Therapy

A form of psychotherapy that involves members of a family unit in therapy sessions to improve communication and resolve conflicts.

Depression

A common and serious medical illness that negatively affects how one feels, thinks, and acts, characterized by persistent sadness and a lack of interest or pleasure in activities.