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Problem

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Textbook ExpertVerified Tutor
9 Nov 2021

Given information

Use the following information to answer the next  exercises. Carbo is a radioactive element with a half-life of about  years. Carbon- is said to decay exponentially. The decay rate is  We start with one gram of carbon  . We are interested in the time (years) it takes to decay carbon-.

Step-by-step explanation

Step 1.

According to the given information, the random variable denotes the time in years carbon- decays. This follows the exponential distribution. The decay rate is  

Therefore, the decay rate is  

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