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					Class Experiment


Psych 231: Research Methods in
Psychology
Memory Demonstration

   Instructions:
    – I’m going to read a list of words.
    – After I’m done, please count backwards by threes
      from the number that I give you.
    – Then I’ll tell you to write down as many of the
      words as you can.


 Read list
 683
Recall

   Please recall as many of the items now (write
    them down).
   Check:
       Book      Table      Newspaper
       Tree      Magazine   Shrub
       Car       Stereo     Minivan
       Radio     Truck      Video
       Desk      Flower     Dresser
Class experiment
 Today going to go over the design for the class
  experiment.
 I have put the materials together and posted them on
  the web site
    – Syllabus, class experiment, download from the green box
   Your homework is to
    –   download these
    –   find some volunteers
    –   collect some data.
    –   Bring the data back to class on Monday
   I will compile and analyze the results
   Based on this experiment and these results you will
    produce an APA style research report
Class experiment
   In the packet you’ll find:
    – Instructions
        • To create the stimuli
        • To read to your participants
        • For compiling the data (data sheet provided)
    – Four consent forms
    – Debriefing sheet
Class experiment
   Participants will be presented a list of words
   Later they will be asked to recall as many as they can




                     BOOK
                      CAR
                       DESK
                      DRESSER
                       FLOWER
                       MAGAZINE
                         MINIVAN
Class experiment
   Some will be read the words, others will read the words
    themselves




         BOOK
          CAR
           DESK
          DRESSER
           FLOWER
           MAGAZINE
             MINIVAN
Class experiment
   Two different orders will be used: alphabetical & categorical




         BOOK
          CAR                             BOOK
           DESK                          MAGAZINE
          DRESSER                           DESK
           FLOWER                          DRESSER
           MAGAZINE                         MINIVAN
             MINIVAN                           CAR
                                              FLOWER
Class experiment
   Following presentation ask your participant to recall as many of
    the words as they can (have them write them down)
   Count up the number of correctly recalled words and enter this
    information into the data summary sheet
The issues
 What are the issues that we’re looking
  at?
 What are your predictions?
 For your paper
    – there are three required readings (see
      web page).
       • You must include these in your introduction
    – Find at least 1 additional article to include
      in your introduction
The design

   What is our dependent variable:



    – Construct: memory

    – Operational DV: accurate recall of words from list
The design

   What is/are our independent variables:

                         Factor A        Factor B
    – Conceptual IVs:    organization     Mode of
                                        Presentation

    – Operational IVs:   Alphabetical     Read to
                         Categorical      Read by
The design
 Procedure - how should we carry out our
  experiment?
 What do we need to control?
    – Amount of time for recall
    – Number of items on the list
    – Actual items on the list
   Any other things we need to think about?
    – Ethics
       • Consent form, debriefing
       • I have create these and they are part of the experiment
         packet that you download

				
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posted:10/26/2011
language:English
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