MATH 10051 Lecture Notes - Lecture 6: Repeated Measures Design, Statistical Hypothesis Testing, Standard Deviation

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1 nominal dichotomous (with two levels) independent variable. The paired samples test is a kind of research called repeated measures test (aka, within- subjects design), commonly used in before-after-designs. Comparing a mean of difference scores to a distribution of means of difference scores. Population of measures at time 1 and time 2. Population of difference between measures at time 1 and time 2. Population of mean difference between measures at time 1 and time 2 (whew!) The observation is independent from that of the other participants. Comparing a mean score to a distribution of mean scores . Comparing a mean of difference scores to a distribution of means of difference scores (i don t make this stuff up) The salary of 6 employees in the 25th percentile in the two cities is given . Six steps of hypothesis testing for paired sample test.