Calculate the Residual Mean Sum of Squares (MS_R) or the Average

question 15

Multiple Choice

Calculate the residual mean sum of squares (MS_R) or the average amount of variance explained by the model or the unsystematic variation.

• A) 2152.7
• B) 4896.4
• C) 7841.2
• D) 1452.9

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Definitions:

Expected Value

The predicted average outcome of a random variable, computed as the weighted average of all possible values.

Stratified Random Sampling

A probability sampling method in which the population is first divided into strata and a simple random sample is then taken from each stratum.

Strata

Subsets of a population that are known to be homogeneous with respect to some characteristic, used in stratified sampling.

Frame

A listing of the elements the sample will be selected from.