statistics

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statistics

  1. methods of collecting and analysing numerical data.
  2. a group of data.

    Businesspeople make considerable use of statistical methods such as collecting SAMPLES in order to make STATISTICAL INFERENCES in such areas as MARKETING RESEARCH and QUALITY CONTROL. They also use government economic data in monitoring changes in the business environment.

statistics

  1. a branch of mathematics that studies the theory and methods of collecting, tabulating and analysing numerical data.
  2. a grouping of data. Economic analysis makes extensive use of economic data, which are subjected to statistical analysis in order to test ECONOMIC THEORIES. See HYPOTHESIS TESTING, ECONOMETRICS.
References in periodicals archive ?
Chi-Square Test.: Gender Vs Gaming Case Processing Summary Cases Valid Missing Total N Percent N Percent N Percent Gender * Gaming 300 100.0% 0 0.0% 300 100.0% Table 4 (ii).
The data was analyzed using chi-square test (p-value=0.66) and no association was seen between the gestational age and the incidence of urinary tract infection.
Association of depression with education was analyzed through chi-square test of association.
The following hypotheses were established for the chi-square test:
According to both the results of the LLC t-test and the Breitung t-stat test, the null hypothesis is rejected for claims on to the private sector, but it could not be rejected for the results of the ADF-Fisher chi-square test and the PP-Fisher chi-square test.
A series of chi-square tests of independence were performed on each triadic element, separately, in relation to the discrete dimensions of parental abuse (see Table 1).
The most common inferential statistical analysis involved comparison of two groups/variables in 2015, with t-tests, Chi-square test etc.
The data were analyzed in Statistical Package for the Social Sciences software package (SPSS).19 The significance of association between peg lateral incisors with of BDC was analyzed with the chi-square test. The patterns of peg-shaped maxillary lateral incisors were tested using the Pearson's Chi-square and Fisher exact tests.
There were no embryos at Stages 13 and 14 in treatments with 5% [O.sub.2] and higher oxygen levels, but most embryos from 2% [O.sub.2] had developed to these stages (Stage 13; chi-square test, [chi square] = 30.00, P < 0.0001; Stage 14; [chi square] = 18.00, P < 0.005).
Chi-square test and Fischer's exact test were employed to assess differences in frequency distribution of variables, in cases where one of the 2x2 cells was lesser than or equal to 5.
She covers the evolution of library and information science, the growth of doctoral research in India, citation analysis and indexing, bibliometric laws, the growth of citation study, citation analysis in selected universities, comparative study in selected universities, the ranking of journals, the application of the Bradford law, chi-square test for goodness, and various findings.
The first part indicates it is a chi-square test, and the number in parentheses represents the degrees of freedom.