residual variance

(rə′zij·ə·wəl ′ver·ē·əns)

(statistics) In analysis of variance and regression analysis, that part of the variance which cannot be attributed to specific causes.

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	mean-square error (statistics)
	Statistical Notation
	regression diagnostics

	Show that in simple random sampling the sample variance is an unbiased estimator of population variance? Read answer...
	Why would a favorable price variance for material might be the cause of unfavorable quantity variance? Read answer...
	Calculate the standard deviation of the portfolio with two securites first A proporiton 0.39 variance 160 second B proportion 61 and variance is 340 covariance of both is 190? Read answer...

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	Determine the a quantity variance b price variance and c total direct materials cost variance?
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	A pediatric nurse believes that the variance of the weights of newborn babies is greater than 1.2 A sample of 18 newborns had a variance of 2.25 Assume the variable is normally distributed and a 0?

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