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Unformatted text preview: Degrees of freedom – Why is one lost? t Distributions – Finding critical scores – A family of distributions Degrees of freedom – Relationship between t and z Assumptions Measures of effect size 10: t Test for Two Independent Samples Independent samples H and H 1 t ratio – Degrees of freedom Estimated Standard Error Pooled variance Measures of effect size Assumptions 11: t Test for Two Dependent Samples Dependent Samples Difference scores H and H 1 Estimated standard error – Compared to estimated standard error for independent samples – Matching and standard error t ratio – degrees of freedom 11/9/10 3 Matching and sensitivity – Estimated standard error – Degrees of freedom Repeated measures – Counterbalancing Assumptions Measures of effect size 11: t Test for Two Dependent Samples...
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- Fall '07