An Introduction to the theory of statistics

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Monograph

Identifikator:: 1751730271

URN:: urn:nbn:de:zbw-retromon-127610

Document type:: Monograph

Author:: Yule, George Udny http://d-nb.info/gnd/12910504X

Title:: An Introduction to the theory of statistics

Edition:: 8. ed. rev

Place of publication:: London

Publisher:: Griffin

Year of publication:: 1927

Scope:: XV, 422 S; Ill., Diagr

Digitisation:: 2021

Collection:: Economics Books

Usage license:: Get license information via the feedback formular.

Chapter

Document type:: Monograph

Structure type:: Chapter

Title:: Part III. Theory of sampling

Collection:: Economics Books

XIV.—REMOVING LIMITATIONS OF SIMPLE SAMPLING. 283 TABLE showing Frequencies of Registration Districts in England and Wales with Different Proportions of Deaths in Childbirth (including Deaths Jrom Puerperal Fever) per 1000 Births in the same Year, for the same Groups of Districts as in the Table of Chap. XIII. § 10. Data from same source. Decade 1881-90. Number of Births in the Decade. Deaths in Childbirth per 1509 | 3500 | 4500 | 10,000 15,000 | 30,000 | 50,000 1000 Births. to | to | to 0 to to . to 2500. 1 4000. | 5000. 15,000. 20,000. ' 50,000, 90,000. 1'5- 20 t > = — = 20- 2°5 ~ Be a 2+'5- 30 os 3'0- 35 : - - 3'5- 4°0 4'0- 45 2. 4:5- 50 7 5'0- 5'5 55-60 $:0- 65 6'56—- 70 70-75 = 7'5- 8°0 : 8:0- 85 2 8+5—- 90 9°0- 95 9+5-10°0 100-105 105-110 Total : Ld i SE 73 33 35 Shona Fron I 10:5 438 499 | . = 4-64 tandard-de-, , . , . ¥ ’ : z . Y tiation } 199, 101 0:99 | 112 087 Theoretical) standard -de- viationcorre- | 1-52 | 112 | 097 | 061 053 036 0-26 sponding to mean births A/s2—52 071 | 0-80 | 051 | 030 , ¢°4 | 107 | 083 | and hence, knowing s and s,, we can find o, the standard-deviation of the chance or proportion in the universes from which the samples have been drawn. The values of \/s*—s; are tabulated at the foot of the table showing the distribution of the proportion of male births in

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