PSY 240 CH 6-8

  1. The most important attribute is that our measure be ___.
  2. A sensitive measure has the ability to detect ___ among participants on a given variables.
  3. Usually, the more valid and reliable the measure, the more ___ the measure.
  4. a short version of a study, run on just a few participants, using just the scale of interest for assessment.
    pilot test
  5. A pilot test is essential when using a ___
    newly created measure
  6. A pilot test is unnecessary if the scale being used has been ___.
  7. a measurement scale that does not include values that are below a certain level. 
    Floor Effect
  8. a measurement scale that does not include values that are above a certain level 
    ceiling effect
  9. least informative scale where numbers are used in place of names and have no meaningful order
    Nominal Scale
  10. Scale where "bigger" means "more."  Numbers can be placed in a meaningful order
    Ordinal Scale
  11. scale where differences between numbers is equal, numbers are placed in a meaningful order, and there is equal distances between scale numbers
    Interval Scale
  12. scale that can be used to compare amounts of a construct

    -numbers are placed in a meaningful order
    -equal distances between scale numbers
    -there is an absolute zero on this scale
    Ratio Scale
  13. Goal of ___ ___ is to test hypotheses and answer questions.
    Descriptive Research
  14. Descriptive Research cannot test ___ - ___ hypotheses.
  15. Research using descriptive methods is called ___ ___.
    correlational research
  16. Descriptive research is ___ carried out.
  17. The overall goal of ___ ___ is to record accurate measurements from a representative sample.
    descriptive research
  18. Data that has already been collected (without a specific experiment in mind)
    Archival data
  19. Descriptive research may draw from ___ ___.
    archival data
  20. Archival data can be converted into a form of data that can be meaningfully, objectively analyzed

    accomplished using ___ ___
    content analysis
  21. Accomplished by using ___ ___.

    Define coding categories

    Provide examples of behavior categories

    Train raters to identify behavior categories
    Content Analysis
  22. accomplished by unobtrusively observing participants

    - participants are unaware of being observed
    Naturalistic Observation
  23. occurs when the researcher directly interacts with the participants

    - researcher becomes "one of them"
    Participant Observation
  24. relationship where as the amount of one variable increases so does the other
    Positive Relationship
  25. relationship where as the amount of one variable decreases so does the other
    Negative Relationship
  26. relationship where the variables do not vary in the same direction
    Nonlinear Relationship
  27. Summarize the relationship between variables using a ___ ___
    Correlation Coefficient
  28. ___ ___ tells the direction (positive/negative) and strength (magnitude) of a relationship.
    Pearson r
  29. Pearson r

    ranges from -1 (very ___) to 0 (very ___) to +1 (very ___)
    Strong, Weak, Strong
  30. a "habit" or pattern of responding with a certain, set answer
    response set
  31. type of bias that is a serious threat to a survey design's EXTERNAL validity

    - where people don't respond to a survey
    Nonresponse Bias
  32. ___ ___ questionnaires are completed in the absence of a researcher
  33. ___ ___ questionnaires are completed in the presence of a researcher
  34. scales that are carefully developed over years
    psychological test
  35. questionnaire where respondents choose between (usually) 2 answers (i.e. T/F, Male/Female or Y/N)
    Fixed-Alternative questions
  36. Respondents choose from a scale
    Likert-Type questions
  37. sampling where researchers carefully match their sample to their population
    proportionate stratefied random sampling
  38. sampling where each person has an equal chance of being selected
    random sampling
Card Set
PSY 240 CH 6-8
research psychology