What is “Random and Systematic Error”? Give an example for each one. What is “Standard deviation” and its formula? What data percent of XAverage ± σ, or XAverage ± 2σ, or XAverage  ± 3σ  might be the most reliable one?

University Physics Volume 1
18th Edition
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter1: Units And Measurement
Section: Chapter Questions
Problem 73P: (a) How many significant figures are in the numbers 99 and 100.? (b) If the uncertainty in each...
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  1. What is “Random and Systematic Error”? Give an example for each one.
  2. What is “Standard deviation” and its formula?
  3. What data percent of XAverage ± σ, or XAverage ± 2σ, or XAverage  ± 3σ  might be the most reliable one? 
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