Recall the empirical One study, published in 1972 by R. Risebrough, (Proceedings of the 6th Berkeley Symposium on Mathematics and Statistics, VI, University of California Press, 443–463). In that study, 60 Anacapa pelican eggs were collected and measured for their shell thickness, in millimeters (mm), and concentration of PCBs

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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Author:Carter
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Chapter5: Linear Inequalities
Section5.2: Solving Inequalities By Multiplication And Division
Problem 3AGP
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  1. Recall the empirical
  2. One study, published in 1972 by R. Risebrough, (Proceedings of the 6th Berkeley Symposium on Mathematics and Statistics, VI, University of California Press, 443–463). In that study, 60 Anacapa pelican eggs were collected and measured for their shell thickness, in millimeters (mm), and concentration of PCBs, in parts per million (ppm). The PCB concentrations are presented in the following table:
  3. Draw the relative frequency histogram
  4. Is it reasonable to apply the Empirical rule to estimate the percentages of observations that lie within one, two, and three standard deviations to either side of the mean?
  5. Use the empirical rule to estimate the percentages of observations that lie within one, two, and three standard deviations to either side of the
  6. Use the data to obtain the exact percentages of observations that lie within one, two, and three standard deviations to either side of the
  7. Compare your answers in parts (b) and (c).
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