Is there a difference between urban and rural jurisdictions in the hiring of female police officers? In California, for urban jurisdictions (n = 77) the mean percentage of female officers is 9.65 (SS = 1321.56). For non-urban jurisdictions (n = 84) there is a mean of 6.8 percentage of female officers (SS = 1436.37). Using alpha level of .01 in a two-tailed test, which is the most appropriate obtained test statistic?     1.78     2.91     4.35     7.21

MATLAB: An Introduction with Applications
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Chapter1: Starting With Matlab
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  1. Is there a difference between urban and rural jurisdictions in the hiring of female police officers? In California, for urban jurisdictions (n = 77) the mean percentage of female officers is 9.65 (SS = 1321.56). For non-urban jurisdictions (n = 84) there is a mean of 6.8 percentage of female officers (SS = 1436.37). Using alpha level of .01 in a two-tailed test, which is the most appropriate obtained test statistic?
       
    1.78
       
    2.91
       
    4.35
       
    7.21
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