Statistics: A Tool for the Social Sciences |
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accompanying table affiliation approximately average binomial experiment calculate chapter chi-square distribution chi-square test class interval classification coefficient of determination column compute confidence interval correlation coefficient crime rates cumulative relative frequency data in exercise data of table determine difference error of estimation example expected cell counts females figure formula frequency distribution frequency histogram graph H₁ income independent variable males measure of association median murder rates n₁ n₂ normally distributed null hypothesis obtain order of ranks ordinal pairs phi coefficient population means probability distribution procedure proportion qualitative variables quantitative random sample random variable reduction in error reject the null rejection region research hypothesis sample data sample means sampling distribution selected set of measurements shown SMSA social sciences social scientists standard deviation statistical test sufficient evidence test of independence test statistic total number type I error X₁ X₂