Lenoir
Concise Dictionary of World Place-Names
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2005
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© Concise Dictionary of World Place-Names 2005, originally published by Oxford University Press 2005. (Hide copyright information)
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Lenoir, North Carolina/USA Named after General William Lenoir who took part in the War of American Independence (1775–83).
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Use of the chi-square test to determine significance of cumulative antibiogram data.
Magazine article from: American Journal of Infectious Diseases; 10/1/2005; ; 700+ words
; ...statistical technique (chi-square) for analyzing annual...to sampling error and test reliability. For example...variable and a perfect test-re-test correlation cannot be...widely used statistical tests for nominal (categorical...
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Evaluating Rank Histograms Using Decompositions of the Chi-Square Test Statistic
Magazine article from: Monthly Weather Review; 6/1/2008; ; 700+ words
; ...different. They carried out tests on data from nonuniform distributions...which the χ^sup 2^ test statistic is decomposed into...flexible than the Cramr-von Mises tests and are at least as good at...Decomposing the χ^sup 2^ test statistic Consider a rank histogram...whose final row is ...
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Alternatives to the Chi-Square Test for Evaluating Rank Histograms from Ensemble Forecasts
Magazine article from: Weather and Forecasting; 10/1/2005; ; 700+ words
; ...family of goodness-of-fit (GOF) tests, which test the null hypothesis, H^sub 0^: the...conclusions and recommendations. 2. GOF tests The most common GOF test is the χ^sup 2^ test. This...distribution (uniform, in this case), of any test suffers, though certain tests are ...
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Using chi-square and a PC to assess competency.(laboratory management techniques)
Magazine article from: Medical Laboratory Observer; 7/1/2001; ; 700+ words
; ...hospital laboratory used the chi-square test and a simple Windows...checks; 5 Assessment of test performance using previously...suggests using a chi square test to make this process more...2], is a statistical test that answers the question...chance?" Statistical ...
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An Improved Result Relating Quadratic Forms and Chi-Square Distributions.
Magazine article from: The American Statistician; 8/1/1999; ; 700+ words
; ...vector to follow a chi-square distribution. We give...published his now famous chi-square procedure for...sup.-1]x has a chi-square distribution...Pearson used the symbol [[chi].sup.2] in his paper...univariate goodness-of-fit tests (calling them that...
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Managing Software Project Risks with the Chi-Square ([Chi]^sup 2^) Technique
Magazine article from: International Management Review; 4/1/2008; ; 700+ words
; ...new technique uses the chi-square test to control the risks in...risk controls, ChiSquare test Introduction Despite much...this paper, we use the chi-square (x^sup 2...another. Chi-square tests can only be used on actual...
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Aggregation and the Pearson chi-square statistic for homogenous proportions and distributions in ecology.
Magazine article from: Ecology; 10/1/1995; ; 700+ words
; ...abundance; aggregation; chi-square; distributions; proportions...presented the Pearson chi-square goodness...asymptotically distributed as a chi-square distribution...Pearson chi-square test of homogeneity of distributions tests the null hypothesis...
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How Group Differences in Matching Criterion Distribution and IRT Item Difficulty Can Influence the Magnitude of the Mantel-Haenszel Chi-Square DIF Index.
Magazine article from: The Journal of Experimental Education; 6/22/1999; ; 700+ words
; ...empirical relationship between Cohen's chi-square effect size, w, and differential...functioning (DIF). It is an asymptotic chi-square statistic with 1 degree of freedom...possible score (i.e., 0 to N for a test of N items) of the test. The statistics...
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Extending Sliced Inverse Regression: the Weighted Chi-Squared Test.
Magazine article from: Journal of the American Statistical Association; 9/1/2001; ; 700+ words
; ...associated chi-squared test for dimension have been...distribution, under which the chi-squared test was proved...extended. A general weighted chi-squared test that does...show that the weighted chi-squared test is more...weighted sum of chi-squares rather ...
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Approximate and asymptotic distributions of chi-squared-type mixtures with applications.
Magazine article from: Journal of the American Statistical Association; 3/1/2005; ; 700+ words
; ...Many of the proposed test statistics in the literature...be random variables of chi-squared-type mixtures...approximately] [[chi square].sub.1]([u...2,..., q. These test statistics are often shown...some goodness-of-fit test under the alternative...nonparametric goodness-of-fit ...
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Chi-Square Test
Encyclopedia entry from: Encyclopedia of Public Health
...probability that the chi-square test statistic is...freedom for tests of hypothesis...to one. A chi-square distribution...value. The chi-square test is most widely used to conduct tests of hypothesis...chi-square test can be ...
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chi-square test
Book article from: A Dictionary of Nursing
chi-square test ( ky -skwair) n. (in statistics) a test to determine if the difference between two groups of observations is statistically significant (see significance ), used in controlled trials and other studies. It measures the differences...
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Chi-Square
Encyclopedia entry from: International Encyclopedia of the Social Sciences
Chi-Square X 2 TEST FOR POPULATION VARIANCES X 2 TESTS OF GOODNESS OF FIT AND...distributed, or a statistical test employing the χ...For a two-tailed test, G is compared to the...with variance . X 2 TESTS OF GOODNESS OF FIT AND...
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chi-square
Book article from: A Dictionary of Sociology
chi-square See SIGNIFICANCE TESTS .
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significance tests
Book article from: A Dictionary of Sociology
...goodness of fit ; there are tests for one-sample studies...studies; and there are tests for nominal, ordinal...consulted to ensure a test appropriate to the data...The two best-known tests are probably the chi-square, which makes only some...
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