The following observations are the times for randomly selected AA 1.5-volt alkaline batteries tobe reduced to a 0.8 voltage.Energizer 8.658.748.918.72 8.85 8.52 8.62 8.68 8.86Ultracell 8.76 8.81 8.81 8.70 8.73 8.76 8.68 8.64 8.79Normal probability plots support the assumption that the population distributions are normal.Does the data suggest that the variance of the Energizer population distribution differs from thatof the Ultracell population distribution? Conduct your test at the 5% significance level.

From given data we have : let x1=Energizer x2=Ultracell

Answered: Normal probability plots support the…

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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Normal probability plots support the assumption that the population distributions are normal. Does the data suggest that the variance of the Energizer population distribution differs from that of the Ultracell population distribution? Conduct your test at the 5% significance level.