Introductory Statistics
1st Edition
ISBN: 9781938168208
Author: Barbara Illowsky, Susan Dean
Publisher: OpenStax College
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Textbook Question
Chapter 5, Problem 71P
Use the following information to answer the net 16 exercises. Carbon-14 is a radioactive element with a half-life of about 5730 years. Carbon-14 Is said o decay exponentially. The decay rate Is 0.000121. We are with one gram of carbon-14. We are interested in the time (years) it takes to decay carbon-14.
Thirty percent (30%) of carbon- 14 will decay within how many years?
a. Sketch the graph, and shade the area of interest.
Figure 5.51
b. Find the value k such that P(x
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Introductory Statistics
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