Table 10

A Biometrical Study of the Influence of Size of Brood Cell
Upon the Size and Variability of the Honeybee

(Apis mellifera L.)

by Roy A. Grout, 1931

 Table 10. Statistical Constants of Bees from Colony 25. Correlation of (A) dry weight, (B) length of right fore wing, (C) width of right fore wing, and (D) sum of the widths of the third and fourth targites on (X) sum of lengths of glossa and mentum. Statistical constant Sign Size of Cell A B C Standard deviations of samples – +/-0.6228 +/-0.1513 +/-0.0721 +/-0.0985 +/-0.1088 +/-0.7372 +/-0.1062 +/-0.0616 +/-0.1144 +/-0.0735 +/-1.8502 +/-0.1173 +/-0.0530 +/-0.1109 +/-0.0926 Standard regression coefficients – +0.1207 +0.7652 * -0.0920 -0.0556 -0.1181 +0.3659 ** +0.1364 -0.1430 -0.1620 +0.6737 * -0.0710 +0.0824 Multiple correlation coefficients R +0.7493* +0.4147 +0.6315* Standard error of estimate +/-0.0757 +/-0.0700 +/-0.0753 Significance of regression Z 1.2623* 0.3899 0.9460*
 Regression Equations A. X = +0.2109 A + 0.5503 B – 0.1388 C – 0.0615 D + 1.2228 B. X = -0.1178 A + 0.2533 B + 0.1627 C – 0.0919 D + 3.7551 C. X = -0.0801 A + 0.5314 B – 0.1241 C + 0.0687 D + 1.2115 Analysis of variance of sum of lengths of glossa and mentum of A, B and C groups.
 Source of Variation Degrees of Freedom Sum of Squares Mean Square or Variance Standard Deviation Natural Log of S.D. Between groups 2 3940.95 1970.48 44.3901 3.793016 Within groups 133 11347.13 85.32 9.2369 2.223206 Total 135 15288.08 113.25 10.6419 1.569810 Z = 1.5698* *Correlation coefficient is highly significant. **Correlation coefficient is significant but not highly so.