Chapter 15- Surveys
a researcher tests the knowledge that 10,000 school children from the southwestern United States have about nutrition, and the scores are transformed into percentiles by grade level. This type of research is a _____ survey study
normative
which of the following are most difficult to analyze in a questionnaire study?
open-ended items
when a national poll reports that its survey has a margin of error of 3%, it is referring to error due to
sampling
to help ensure an acceptable return rate in a questionnaire study, the researcher should
use follow-up letters or emails and enclose or attach another copy of the survey
scaled responses to questionnaire items such as strongly agree, agree, no opinion, and so on are referred to as _______ scale items
likert-type
the first step in conducting a questionnaire survey is to
list specific objectives to be achieved
a survey technique that asks a jury of experts to respond to a series of questionnaires in order to reach a consensus about important issues is the
delphi survey method
the practice of selecting a small random sample of a survey's nonrespondents is primarily intended to
determine whether the nonrespondents are a different population from the respondents
choose the correct sequence for developing a questionnaire
determining objectives, delimiting the sample, writing items, pilot testing
consider the following questionnaire item (which uses a yes/no format). "Do you use objective test items or essay items?" What rule regarding item construction does it violate?
do not use items that have two or more separate ideas in the same item