EXPERIMENTAL DEVELOPMENT OF THE HORIZONTAL DRAIN WATER HEAT RECOVERY UNIT





Assessing measurement error in surveys using latent class analysis: application to self-reported illicit drug use in data from the Iranian Mental Health Survey

Latent class analysis (LCA) is a method of assessing and correcting measurement error in surveys.The local independence assumption in LCA assumes that indicators are independent from each other condition on the latent variable.Violation of this assumption leads to unreliable results.We explored this issue by using LCA to estimate the prevalence of

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