Page:Proceedings of the Royal Society of London Vol 69.djvu/124

116 Percentage.

M -l/eilO-- 5. Observed.

M 2 -l/Ou 2 + 2)e*10- 5 . Observed.

Mj = M-a(A^). Calculated.

Difference.

M = 19750,

a = -4-2

21-66

32166

19702

19680

+ 22

25-07

31956

]9550

19537

+ 13

29-40

31713

19362

19355

+ 7

32-50

31470

19185

19175

+ 10

a = -4-6

34-36

31328

19098

19100

- 2

36-68

31141

18982

18983

- 1

39-11

30985

18853

18871

-18

a = -4-8

41-45

30792

18722

18721

+ 1

44-69

30574

18571

18566

+ 5

46-90

30325

18450

18449

+ 1

49-12

30241

18351

18352

^

51-0

30096

18240

18262

-22

a = 4 -85

54-63

29778

18041

18071

-30

57-0

29650

17956

17956

Nil

60-33

29385

17785

17794

- 9

63-07

29168

17651

17660

Q

a = -5-0

66 -60

28809

17430

17420

+ 10

67-92

28738

17373

17369

+ 4



a = -4-95

70-04

28576

17287

17280

+ 7

71-37

28434

17207

17195

+ 12

74-63

28130

17021

17046

-25

75-33

28063

16980

17016

+ 26

78-07

27833

16852

16876

-24

81-12

27693

16761

16725

+ 36

84-11

27360

16565

16576

-15

85-80

27256

16505

16493

+ 12

87-20

27203

16369

16424

-55

89-88

26899

16296

16291

+ 5

91-29

26792

16232

16221

+ 11

92 -82

26680

16159

16146

+ 13

95-66

26481

16057

16005

+ 52

98-67

26182

15885

15877

o

99-87

26090

15824

15787

+ 37

It will be observed that the values for a vary at the following points : 20 per cent., previously noticed by Gladstone, 33 per cent., 41 per cent., between 51 and 54 per cent., between 63 and 66 per cent., and