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Reference study data: Anthropology

[Citation study data: Anthropology]


Actual Anthropology references

 Total References

444

References less than 51yrs old

435

modal age, t*

6

Umax = u(t*)

6.31%

mean age, µ

11.29

Skew

1.25

Kurtosis

333.47

lower quartile age

5

median age

9

upper quartile age

16

undated references

0

Best line vs good curve

The line of best fit is R(t) =A + B.t where

The chosen Barnett curve is y(t) =a.(e^(-bt+d) - e^(-ct)) where

and therefore, for this mathematical model,

Comparison of errors

.

  Line, R(t)

  Barnett curve, y(t)

error factor

66.79878

11.99453

Pearson's r

0.9783

0.8700

Pearson's r²

0.9570

0.7569

Alienation

0.0430

0.2431

error ratio (L:C)

5.5691

Anthropology reference distributions, as a function of age

t

u(t)

y(t)

R(t)

actual count

0

0.225%

0.247%

4.960%

1

1

4.505%

3.572%

4.838%

20

2

5.856%

5.425%

4.716%

26

3

5.631%

6.339%

4.595%

25

4

5.856%

6.661%

4.473%

26

5

5.856%

6.621%

4.352%

26

6

6.306%

6.366%

4.230%

28

7

5.631%

5.993%

4.109%

25

8

6.081%

5.562%

3.987%

27

9

5.405%

5.111%

3.866%

24

10

4.505%

4.665%

3.744%

20

11

4.505%

4.237%

3.623%

20

12

3.604%

3.835%

3.501%

16

13

2.252%

3.462%

3.380%

10

14

3.604%

3.120%

3.258%

16

15

2.928%

2.807%

3.136%

13

16

1.351%

2.523%

3.015%

6

17

3.153%

2.267%

2.893%

14

18

3.153%

2.035%

2.772%

14

19

2.477%

1.826%

2.650%

11

20

1.577%

1.638%

2.529%

7

21

1.351%

1.469%

2.407%

6

22

2.477%

1.318%

2.286%

11

23

1.126%

1.182%

2.164%

5

24

0.676%

1.059%

2.043%

3

25

0.676%

0.950%

1.921%

3

26

0.225%

0.851%

1.799%

1

27

1.126%

0.763%

1.678%

5

28

1.351%

0.684%

1.556%

6

29

0.450%

0.613%

1.435%

2

30

0.676%

0.550%

1.313%

3

31

0.450%

0.493%

1.192%

2

32

0.000%

0.442%

1.070%

0

33

0.450%

0.396%

0.949%

2

34

0.450%

0.355%

0.827%

2

35

0.225%

0.318%

0.706%

1

36

0.450%

0.285%

0.584%

2

37

0.225%

0.256%

0.463%

1

38

0.225%

0.229%

0.341%

1

39

0.225%

0.205%

0.219%

1

40

0.000%

0.184%

0.098%

0

41

0.000%

0.165%

-0.024%

0

42

0.000%

0.148%

-0.145%

0

43

0.000%

0.133%

-0.267%

0

44

0.225%

0.119%

-0.388%

1

45

0.225%

0.107%

-0.510%

1

46

0.000%

0.096%

-0.631%

0

47

0.225%

0.086%

-0.753%

1

48

0.000%

0.077%

-0.874%

0

49

0.000%

0.069%

-0.996%

0

50

0.000%

0.062%

-1.117%

0

totals

0.97973

0.97974

0.97973

435

Breakdown by format

  Conceptual format

  Physical format

a

31.31%

9

25.68%

b

1.80%

8

2.70%

c

14.19%

subtotal

28.38%

f

0.00%

7

39.41%

g

2.03%

6

0.00%

h

1.35%

subtotal

39.41%

i

0.00%

5

0.00%

subtotal

50.68%

4

2.48%

d

42.57%

3

1.35%

e

2.48%

2

12.84%

subtotal

45.05%

1

11.04%

j

0.00%

0

4.50%


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