Question

State whether each of the following examples is an issue of reliability or validity: Question Data...

State whether each of the following examples is an issue of reliability or validity:
  • Question

    Data entry errors

    For a study that uses blood pressure as one of the indicators, only taking one reading by one evaluator for the data point

    Administering a food frequency questionnaire to a seven-year-old

    A Likert scale survey question whose only options are agree and disagree
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Answer #1

Answer: Reliability can be explained as it's estimation can be achieved with the help of the comparison of different versions of the particular same measurement. In the case of the validity, it can be estimated with the help of comparison with the related data.

  • Data entry errors For a study that uses blood pressure as one of the indicators, only taking one reading by one evaluator for the data point- reliability
  • Administering a food frequency questionnaire to a seven-year-old - Validity.
  • A Likert scale survey question whose only options are agree and disadisagree -reliability.
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