Consider the sample data.x: 22.6, 32.3, 54.8, 66.5, 72.2, 91.1A) Calculate Σx and Σx2.B) Use the results of part (a) and the appropriate computation formulas to compute the sample variance s2 and sample standard deviation s.s2 = s = (a) Calculate Ex.Σx =Calculate Σx²Σχε=(b) Use the results of part (a) and the appropriate computation formulas to compute the sample variance s² and sample standard deviation s.s²S =

Step 1: Find ∑x∑x = sum of all values∑x = 22.6 + 32.3 + 54.8 + 66.5 + 72.2 + 91.1∑x = 339.5 Step…

Answered: (a) Calculate Ex. Σx = Calculate Σx²…

(a) Calculate Ex. Σx = Calculate Σx² Σχε = (b) Use the results of part (a) and the appropriate computation formulas to compute the sample variance s² and sample standard deviation s. s² S =

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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Question

Consider the sample data.

x: 22.6, 32.3, 54.8, 66.5, 72.2, 91.1

A) Calculate Σx and Σx².

B) Use the results of part (a) and the appropriate computation formulas to compute the sample variance

s²

and sample standard deviation

s^{2 =}

s =

(a) Calculate Ex.
Σx =
Calculate Σx²
Σχε
=
(b) Use the results of part (a) and the appropriate computation formulas to compute the sample variance s² and sample standard deviation s.
s²
S =

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