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Steps in ANOVA
The three steps which constitute the analysis of variance are as follows:
To determine an estimate of the population variance from the variance that exists among the sample means.
To determine an estimate of the population variance from the variance that exists within the samples.
Accept the null hypothesis if the above two estimates are equal or else reject the null hypothesis. If the estimates are equal to or approximately nearer, we get the ratio of the two estimates as either exactly or nearer to 1. This ratio is referred to as F ratio.
Consider an MBA program as a processing network where the flow unit consists of a student in the program. Suppose the organizations that hire and promote MBAs are considered to be
A sample of college students and a separate sample of adults aged 30-59 were surveyed regarding the amount of fruit they eat each day. The results are shown in the histograms belo
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1. For each of the following variables: major, graduate GPA, and height: a. Determine whether the variable is categorical or numerical. b. If the variable is numerical, deter
what is the aim of statistics?
Analysis of covariance (ANCOVA) It is initially used for an expansion of the analysis of variance which permits to the possible effects of continuous concomitant variables (suc
worked model
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