Chapter 11 Flashcards
define: data validation
process of determining to the extent possible whether the data were correctly-free of fraud or bias
define: collection protocol
a set of rules/steps or procedures used in collecting the data
what is collection control?
measures taken to ensure data is collected correctly
How can we control collection?
train data collectors practice conduct orientation sessions supervise validate debrief
define: intentional response error
when researcher does not follow protocol on purpose “curb-stoning”
define: unintentional response error
errors committed by accident in which lead to error in data
define: coding
grouping and assigning value to various responses from the survey instrument
coding helps provide organization to the data _____
structure
define: data code book
a document that identifies all the variable names and code numbers associated with each possible response to each question that makes up the data set
Data entry includes tasks involved with the direct input of the _______ into some specified software package
coded data
True or false: the researcher should inspect or screen each response to identify ineligible responses
True
define: nonresponse
failure on the part of the prospective respondent to take part in the researcher
Should a complete survey be defined?
Yes!
What do we do to account for non-responders?
oversample
What are three ways to reduce non-response?
provide advanced notice, provide incentives, follow-ups by mail or phone