Consider the following 60 numbers collected randomly from a larger population: 20.4 23.8 25.6 26.2 27.6 27.7 28.3 28.6 28.8 28.9 28.9 29.3 29.3 29.5 29.9 30.1 31.5 31.6 31.6 31.8 31.9 32.1 32.3 32.3 32.4 32.8 32.9 32.9 33 33.3 33.4 33.7 33.8 34 34 34.3 34.7 34.7 34.8 35 38.2 39 39.4 40.7 41.1 42.8 42.9 43.3 43.4 43.5 43.6 43.7 44.6 44.7 45.4 45.7 46.6 48 48.6 44.9 (d) Construct a frequency table. (e) Calculate the sample mean from the frequency table. Comment on why it is different from (a) above. (£) Calculate the sample standard deviation from the frequency table. Comment on why it is different from (b) above.
Consider the following 60 numbers collected randomly from a larger population: 20.4 23.8 25.6 26.2 27.6 27.7 28.3 28.6 28.8 28.9 28.9 29.3 29.3 29.5 29.9 30.1 31.5 31.6 31.6 31.8 31.9 32.1 32.3 32.3 32.4 32.8 32.9 32.9 33 33.3 33.4 33.7 33.8 34 34 34.3 34.7 34.7 34.8 35 38.2 39 39.4 40.7 41.1 42.8 42.9 43.3 43.4 43.5 43.6 43.7 44.6 44.7 45.4 45.7 46.6 48 48.6 44.9 (d) Construct a frequency table. (e) Calculate the sample mean from the frequency table. Comment on why it is different from (a) above. (£) Calculate the sample standard deviation from the frequency table. Comment on why it is different from (b) above.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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