Analytical Techniques

 and Other Calculations


Acceptability, index of 122
Coefficient of variation, CV 52
Confidence intervals, distribution of 131
Covariance, to standardize plant population 22
Data standardization for
 moisture and area 17
 missing plants 21
 missing plots 19
 maize shelling percentage 18
Factorial, 2n 32
Mean separation
 difference between two means 40
 Duncan's new multiple range test 43
 Tukey's multiple range test 53
Modified stability analysis 126
 response surfaces 142
Profit maximization 82
Regression
 multiple-visiographic 108
 economic analysis 111
 simple-least squares 92
 coefficient of determination, R 97
 confidence band 100
 confidence interval around means 98
 linear 102, 128
 linear versus quadratic, ANOVA 104
 quadratic 92
 significance of coefficients, "t" test 98
 significance of equation, "F" test 100
 standard error, s 98
 variance, s2 98
 simple-visiographic 85
Variance, analysis of
 after standardization for missing plots 21
 combined 64
 randomized complete blocks 51


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