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1 In class, the definition of the sample variance was Li=1 n-1 31(x; - x)². Show that 1 this is equivalent to(E-1(x;²) – Diei). (Hint: You can start on either side n and work to the other equation, but it might be easier to start with the original equation)

1 In class, the definition of the sample variance was Li=1 n-1 31(x; - x)². Show that 1 this is equivalent to(E-1(x;²) – Diei). (Hint: You can start on either side n and work to the other equation, but it might be easier to start with the original equation)

MATLAB: An Introduction with Applications
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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1 In class, the definition of the sample variance was n-1 E-1(x; – x)². Show that i=1 1 this is equivalent to п-1 E (x;²) – Li=14)). (Hint: You can start on either side n and work to the other equation, but it might be easier to start with the original equation)
Transcribed Image Text:1 In class, the definition of the sample variance was n-1 E-1(x; – x)². Show that i=1 1 this is equivalent to п-1 E (x;²) – Li=14)). (Hint: You can start on either side n and work to the other equation, but it might be easier to start with the original equation)
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