7.4. Four measurements are made of the wavelength of light emitted bycertain atom. The results, in nanometers, are:525 20, 570 t 40.503 ± 10, 491 + 8,Find the weighted average and its uncertainty. Is the last measurement worth in-cluding?

The weighted average of measurements is,

Answered: 7.4. Four measurements are made of the…

Modern Physics

3rd Edition

ISBN:9781111794378

Author:Raymond A. Serway, Clement J. Moses, Curt A. Moyer

Publisher:Raymond A. Serway, Clement J. Moses, Curt A. Moyer

Chapter5: Matter Waves

Section: Chapter Questions

Problem 18P

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7.4. Four measurements are made of the wavelength of light emitted by certain atom. The results, in nanometers, are: 525 20, 570 t 40. 503 ± 10, 491 + 8, Find the weighted average and its uncertainty. Is the last measurement worth in- cluding?