Interval/Ratio Measurement in Behavioral and Social Sciences
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Questions and Answers

What is the key characteristic of interval/ratio measurement?

  • Equal intervals (correct)
  • Ordered categories
  • Qualitative data
  • True zero
  • Which of the following is an example of ordinal measurement with qualitative data?

  • Weighing yourself on a bathroom scale
  • Amounts or counts of quantitative data
  • Classification of skilled workers as master craftsman, journeyman, or apprentice
  • Socioeconomic status as low, middle, or high (correct)
  • Why is it important to distinguish between qualitative data with nominal and ordinal measurement?

  • To understand the concept of equal intervals
  • To differentiate between qualitative and quantitative data
  • To determine the statistical procedures available for analysis (correct)
  • To apply the principles of true zero
  • Which type of data reflects differences in degree based on equal intervals and a true zero?

    <p>Quantitative data</p> Signup and view all the answers

    When weighing yourself on a bathroom scale, what type of measurement is being used?

    <p>Interval/ratio measurement</p> Signup and view all the answers

    What distinctive property of interval/ratio measurement allows hefting a 10-lb weight to always register your actual weight plus 10 lbs?

    <p>Equal intervals</p> Signup and view all the answers

    Which type of data measurement is a list of military ranks most likely to fall under?

    <p>Ordinal</p> Signup and view all the answers

    What level of measurement is most appropriate for the variable 'years of education'?

    <p>Interval/Ratio</p> Signup and view all the answers

    In the context of the text, which type of data is 'religious affiliation' most likely to be classified as?

    <p>Nominal</p> Signup and view all the answers

    'GPA' (Grade Point Average) is best described as which level of measurement?

    <p>Interval/Ratio</p> Signup and view all the answers

    What type of measurement scale would 'score for psychopathic tendency' likely be considered under?

    <p>Interval/Ratio</p> Signup and view all the answers

    'Marital status' is commonly categorized under which level of measurement?

    <p>Nominal</p> Signup and view all the answers

    Which of the following is an example of interval/ratio measurement according to the text?

    <p>Measuring the temperature in degrees Fahrenheit</p> Signup and view all the answers

    Why is the attainment of interval/ratio measurement questionable for nonphysical characteristics like intellectual aptitude?

    <p>Due to the lack of an external standard to demonstrate equal intervals</p> Signup and view all the answers

    What makes it inappropriate to claim that the difference between IQ scores of 120 and 130 represents the same amount of intellectual aptitude as the difference between IQ scores of 130 and 140?

    <p>The absence of equal intervals in intellectual aptitude measurement</p> Signup and view all the answers

    What distinguishes interval/ratio measurement from other types of measurement?

    <p>Meaningful arithmetic operations and equal intervals</p> Signup and view all the answers

    In which scenario is interval/ratio measurement most applicable?

    <p>Calculating the average reaction times in a psychology experiment</p> Signup and view all the answers

    Why is it challenging to achieve interval/ratio measurement for nonphysical characteristics like emotional maturity?

    <p>Because there is no true zero point for emotional maturity</p> Signup and view all the answers

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