Mann-Whitney test


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Mann-Whitney test

[¦man ′wit·nē ‚test]
(statistics)
A procedure used in nonparametric statistics to determine whether the means of two populations are equal.
References in periodicals archive ?
Final information after collection were analyzed by using descriptive-statistical indices including average, standard deviation, analytical tests including Chi-square and Mann-Whitney tests.
2, C and G), a wider difference in medians than in the prior example, but the Mann-Whitney test provides a P value of 0.
05, Student t-test for amplitude and Mann-Whitney test for resistance, ascendant (asc) and descendant (desc) inclinations and action potential duration.
Because of the distribution of the responses, however, the Mann-Whitney test registered statistical significance for the top-bottom difference but not the top-versatile difference.
2 Mann-Whitney Test Test against U-value P Grouping by moose type: Bulls Cow 12 0.
Environ Health Perspect 115:715-719 (2007)], "the Mann-Whitney test of medians" should have been "the Mann-Whitney test of differences in cumulative distribution functions.
The significance of differences for analyzing data of the maze was determined by nonparametric U Mann-Whitney test.
Mann-Whitney test showed that the difference between the percentages of inhabitants with low level of education who use Internet in European developed and European post-communist countries is not statistically significant for age group 16-24 and is statistically significant for age groups 25-54 and 55-74 in both 2006 and 2010 year.
The Mann-Whitney test, chi-squared, t-test, risk estimation, and receiver-operating characteristic curve analysis were employed.
Differences of mean statistics and the non-parametric Mann-Whitney test statistic are computed.
Turkish respondents on the factors that prevent the extensive use of precast concrete systems are significantly different from each other, the Mann-Whitney test was conducted by using the statistical package SPSS[R].