Surveying and Data Collection
Just need your input.
1. You are the principal of a large urban high school and
wish to do a parent survey to determine how parents feel about same-sex
classes. Your budget does not allow you to send out surveys to all parents. You
are considering one of two procedures. Please critique each procedure for its
likelihood of getting good data that will adequately represent the entire
population of parents of your students.
- Send out a paper survey in the US mail complete with a
returned self-addressed and stamped envelope for its return. Send it to the
home address of every 10th parent on a listing of all parents in the district.
- Use simple random sampling procedures to select one half
of the parents on a listing of email addresses that about 3/4th of parents have
2. You are a curator of a museum and wish to know which of
your displays draws the most viewers. You are considering 3 data collection
methods. Which do you feel would be the most likely to bring you reliable data
and also contain your costs.
- Install video cameras and ask volunteers to your museum to
video the recorded videos and count visitors at each display. The procedure
would be to watch the tape and count visitors for the first 15 minutes of each
hour the museum was open on alternate days of the week (Sunday, Tuesday, and
- Install special tiles in front of each display that
quickly wear down for a period of one week then measure and compare wear
- Interview the docents of each display at the end of the
Sunday showing and ask them to estimate the number of adults and children at
the display they are monitoring along with the amount of time viewers are
3. You have a new child in your school who is displaying
very unusual and very varied behavior patterns. You determine to do a case
study on the child to document the various behaviors as well as to try to help
you understand the child's motivations for the behaviors. Your data collection
will include classroom, lunchroom, and playground observations; interviews with
a variety of school personnel (classroom teachers, psychologist, janitor), and
a review of the document sent from the last 2 schools this child attended.
Which form of data collection is likely to produce the most
Explain your answer.