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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.