The Half-Life of ¹⁴C Is 5,730 Yr

question 108

Multiple Choice

The half-life of ¹⁴C is 5,730 yr. Assuming some charcoal from a campfire 29,000 years old was found, what fraction of the original C-14 would remain today

• A) 3.0 * 10^-2
• B) 0.197
• C) 3.51
• D) 33.3
• E) None of these.

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Definitions:

Standard Deviations

A measure of the amount of variation or dispersion in a set of values, indicating how much the values differ from the mean of the data.

Interrater Reliability

A measure of consistency among multiple raters or observers in their assessments or measurements.

Internal Consistency Reliability

A measure of the extent to which all parts or items of a survey or test contribute equally to the overall score, often assessed with Cronbach's alpha.

Parallel Forms Reliability

A measure of reliability used to assess the consistency of the results of two tests constructed in the same way from the same content domain.