A researcher found that African Americans experienced higher level of victimization than did whites.Using the data below state the null and alternative hypothesis, the test statistic, degrees of freedom, and the critical test statistics, and whether the null hypothesis (alpha = .05; two-tailed test) is rejected or not. The results of the F test indicate that the variances are not equal.
H0: No Relationship between race and victimization OR ?africanamerican = ?white
H1: There is a relationship between race and victimization OR ?africanamerican ? ?white
Obtained t= -7.27
Degrees of freedom = 25
Critical t=2.060
Reject the null hypothesis; there are differences between the two groups.
H0: No Relationship between race and victimization OR ?africanamerican = ?white
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