2_nonsampling_error

2_nonsampling_error - Nonsampling Error Lecture 2 STAT 651...

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Nonsampling Error Lecture 2 STAT 651: Survey Sampling Methods, Kaizar – p.1/10
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Lecture 2: Nonsampling Error Reading: Lohr Chapter 1, Sections 4, 5 Types of Nonsampling Error Selection Bias Measurement Bias How Survey Mode impacts Nonsampling Error STAT 651: Survey Sampling Methods, Kaizar – p.2/10
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Nonsampling Error Selection Bias: Bias resulting when some part of the target population is not in the sampled population. Mis-specifying the target population Undercoverage Substituting convenient units for sampled units Nonresponse Measurement Bias: Bias resulting from a measurement instrument that tends to differ from the true value in one direction. STAT 651: Survey Sampling Methods, Kaizar – p.3/10
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Measurement Bias: Some Sources Units=Objects Uncalibrated or ill-concieved instrument Units=People Dishonesty Misunderstanding Faulty Recall STAT 651: Survey Sampling Methods, Kaizar – p.4/10
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Historical Example 1. “Does it seem possible or does it seem impossible to you that the Nazi extermination of the Jews never
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2_nonsampling_error - Nonsampling Error Lecture 2 STAT 651...

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