1. Recall the empirical Rule. 2. One study, published in 1972 by R. I
1. Recall the empirical Rule. 2. One study, published in 1972 by R. I
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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As attached I could find this questions but I couldn’t find question 1 ( Recall the empirical ) answer clear
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Transcribed Image Text:Exercise 4: (Empirical rule)
1. Recall the empirical Rule.
2. One study, published in 1972 by R. Risebrough, (Proceedings of the 6th Berkeley Symposium on
Mathematics and Statistics, VI, University of California Press, pp. 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:
139
166
175
260
204
138
316
396
46
218
173
220
147
216
216
177
246
296
188
89
198
122
250
256
261
132
212
171
164
199
214
177
205
208
320
191
305
230
204
143
175
119
216
185
236
356
289
324
109
265
193
203
214
150
229
236
144
232
87
237
a. Draw the relative frequency histogram using R.
b. 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?
c. Use the empirical rule to estimate the percentages of observations that lie within one, two, and three
standard deviations to either side of the mean.
d. Use the data to obtain the exact percentages of observations that lie within one, two, and three
standard deviations to either side of the mean.
e. Compare your answers in parts (b) and (c).
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