INDEX   p. 237

 

AGE, 150

De Moivre, 20

Alga, 123

Dependent variate, 114

Altitude, 130 seq.

De Winton, 26, 81, 93

Analysis of variance, 188 seq.

Diagrams, 27 seq.

Arithmetic mean, 15, 44

Dice records, 66

Array, 144

Dilution method, 60

Association, degree of, 89

Discontinuous distributions, 56 seq.

Autocatalytic curve, 32, 212

Discontinuous variates, 40

 

Dispersion, 79

Baby, growth of, 28

Distribution, kinds of, 4 seq.

Bacteria, 60, 112

Distribution, problems of, 9

Barley, 72

Distributions, 43 seq.

Bateson, 26, 81, 93

Dot diagram, 33

Bernoulli, 10, 65

Drosophila melanogaster, 214

Binomial distribution, 10, 44, 65

seq.

 

Efficiency, 13

Bispham, 92

Efficient statistics, 13, 24

Blakeman, 220

Elderton, 22, 78

Bortkewitch, 57

Errors, theory, 3

Bottomley, 23

Errors of fitting, 14

Bristol-Roach, 123

Errors of grouping, 53

Broadbalk, 33, 119

Errors of random sampling, 14, 53

Burgess, 21

Estimation, 9

Buttercups, 41

Eye facets, 214

 

 

Cards, 36, 133

Fisher, 23

Cercis Canadensis, 186, 196

Frequency curve, 6, 39

χ2 distribution, 16, 21 seq., 77 seq.,

98

Frequency diagrams, 37

Frequency distributions, 3 seq., 43

Chloride of potash, 203

Frew, 72

Consistent statistics, 12

Fungal colonies, 60

Contingency tables, 84 seq.

 

Correlation, 6

Galton, 6, 21

Correlation coefficient, 22, 138 seq.

Gammarus, 91

Correlation coefficient, tables, 174

Gases, kinetic theory, 2

Correlation diagrams, 33

Geissler, 69

Correlation ratio, 17, 218 seq.

Glaisher, 21

Correlation table, 33, 36, 140

Goodness of fit, 9, 77 seq., 212

Covariation, 6

Gout fly, 72

Cushny, 107

Greenwood, 85

 

Grouping, 38, 51 seq.

Death-rates, 42

Growth rate, 27

 

 


238

 

Haemocytometer, 58

Multiple births, 71

Hair colour, 86

Multiple correlation, 17, 221

Hall, 23, 225, 229

Mumford, 151

Harris, 179, 186, 196

 

Heredity, 152 seq.

Natural selection, theory, 2

Hersh, 214

Nitrogenous fertilisers, 119

Hertfordshire, 133

Histogram, 39

Normal distribution, 10, 12, 17, 44 seq., 48 seq.

Homogeneity, 77 seq., 194

Normal distribution, tables, 76

Horse-kick, 57

Normality, test of, 54 seq.

Huxley, 91

 

Hyoscyamine, 108

Hyperbolic tangent, 23

Organisms, presence and absence, 64 seq.

 

Ovules, 186, 196

Inconsistent statistics, 12

 

Independence, 84 seq.

Parameters, 7

Independent variate, 114

Partial correlation, 92, 150 seq.

Index of dispersion, 60, 71

Partition of χ2, 93 seq.

Information, relevance of, 6 seq.

Interclass correlation, 177

Pearson, 6, 16, 17, 21, 22, 37, 41, 54, 78, 105, 139

Intraclass correlation, 17, 176 seq.

Peebles, 107

Inverse probability, 10

Plot experimentation, 224

Kelley, 21

Poisson series, 10, 15, 16, 44, 57 seq.

Kinetic theory of gases, 2

Polynomial, 117

 

Poor law relief, 160

Laplace, 10, 20

Populations, 1 seq., 37, 43

Latin square, 229

Potatoes, 203

Latitude, 130 seq.

Primula, 26, 81, 93

Lawrence, Kansas, 196

Probability, theory, 9

Lee, 37, 105, 139

Probable error, 19, 47

Lethal, 97

Product moment correlation, 146

Lexis, 79

Pure cultures, 65

Likelihood, 11, 14, 24

 

Linkage, 24, 91, 97

Quartile, 47

Logarithmic scale, 32

 

Longitude, 130 seq.

Rainfall, 34, 55, 130 seq., 158

Rain frequency, 200

Mangolds, 225, 229

Reduction of data, 1

Mass action, theory, 2

Regression coefficients, 17, 114 seq.

Mean, 15, 44, 101 seq.

Regression formulae, 114 seq., 211

Mean, error curve of, 4

Relative growth rate, 27, 123

Mendelian frequencies, 81, 87 seq.,

93

Richmond, 200

Rothamsted, 33, 55, 203

Meramec Highlands, 196

 

Mercer, 225, 229

Selection, theory, 2

Method of least squares, 221

Series, correlation between, 171

Method of maximum likelihood,

14,24

Sex difference, 193

Sex ratio, 69

Mice, 88

Shaw, 200

Miner, 152

Sheppard, 21

Modal class, 38

Moments, 48, 70, 74 seq.

Sheppard’s correction, 49, 149 seq., 218

Motile organisms, 64

Significance, 43

 

 

239

 

Skew curves, 48

Thornton, 112

Small samples, 60 seq., 71 seq., 105,

117 seq., 156 seq., 194

Tocher, 86

Transformed correlation, 161

Soporifics, 108

seq., 181

Specification, 8

Twin births, 71

Standard deviation, 4, 46 seq.

Typhoid, 85

Standard error, 47, 52

 

Statistic, 1 seq., 7 seq., 43

Variance, 12, 92

Stature, 37, 49, 103, 139, 147, 193

Variate, 5

“ Student,” 16, 17, 19, 22, 58, 105,

106, 108, 110, 111, 118

Variation, 1 seq.

Sufficient statistics, 15

Wachter, 88

Sugar refinery products, 61

Weldon, 67

Sulphate of potash, 203

Wheat, 33, 34, 119, 158

Summation, 128

Working mean, 49

Systematic errors, 169 seq.

 

 

Yeast, 58

t distribution, 17, 22, 137

Young, 151

Tables, 20 seq., 76, 98, 137, 174, 210

Yule, 78, 85, 160

Temperature, 214

 

Tests of significance, meaning of, 43

z distribution, 17, 23, 210