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Causal Inference and the Language of Experimentation
Nonequivalent Control Group Designs
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ACF and PACF alternative ANCOVA ARIMA model attrition Autocorrelations of lags bias biased blocking Box-Jenkins breathalyser Campbell causal inference causal relationship cause chapter cohort component construct validity correlation covariate cross-correlation cross-lagged cutting point dependent variable differenced differential discussion example expected experimental group Figure hypothesis implemented increase individuals interaction internal validity interpretations intervention irrelevant IXXX manipulation matching mean measurement error ment multiple Negative Income Tax nonequivalent group design observations outcome parameters Partial autocorrelations particular path coefficients pattern persons plausible population possible posttest scores predicted pretest and posttest pretest scores pretest-posttest problem procedure quasi-experiments random assignment randomized experiment regression lines reliability respondents sample seasonal seasonal lags selection differences Sesame Street specified statistical conclusion validity statistically significant theory threats to internal tion transfer function treatment effect estimate treatment group trend variance white noise XXXI XXXXI