(b) Use the defining formula to compute the sample standard deviation s. Recall the defining formula used to compute the sample standard deviation s = where x is a n – 1 member of the data set, x is the mean, and is number of data values. Before using the formula, we must determine x and n. There are five values in the data set 1, 6, 7, 8, 9, so n = Calculate the mean x = L* by taking the average of the data values, which is dividing the sum of the data in values by the number of data values.
(b) Use the defining formula to compute the sample standard deviation s. Recall the defining formula used to compute the sample standard deviation s = where x is a n – 1 member of the data set, x is the mean, and is number of data values. Before using the formula, we must determine x and n. There are five values in the data set 1, 6, 7, 8, 9, so n = Calculate the mean x = L* by taking the average of the data values, which is dividing the sum of the data in values by the number of data values.
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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Given the data
1, 6, 7, 8 , 9
n = 5
Mean,
=
= 6.2
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