Table 2

Cause of deviation . | Sum of squares . | Degree of freedom . | Empirical variance . |
---|---|---|---|

Effect a | k−1 | ||

Effect b | p−1 | ||

Interaction between a and b | (k−1)(p−1) | ||

Random error | kp(n−1) |

Cause of deviation . | Sum of squares . | Degree of freedom . | Empirical variance . |
---|---|---|---|

Effect a | k−1 | ||

Effect b | p−1 | ||

Interaction between a and b | (k−1)(p−1) | ||

Random error | kp(n−1) |

k: number of groups, Effect a; p: number of groups, Effect b; n: sample size in for a given measuring profile, : average of data in Group i for Effect a; : average of data in Group j for Effect b, : average of data for a given measuring profile, : average of all the measured data (k·p·n), : any data in the dataset.

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