The half life of radium−226 is 1590 years. Let m(t) = m0 exp (kt) be the mass of radium−226 that remains after t years,where m0 is initial mass. If a sample of radium−226 has mass 100mg initially, when will the mass be reduced to 30 mg.

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A: please comment if you need clarification. if you find my answer useful put thumbs up. Thank you.

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.