Describe a Test or Measure That Is Low in Reliability

question 66

Essay

Describe a test or measure that is low in reliability. How can you know that it has poor reliability? Would a correlation coefficient for reliability be closer to 1.00 or -1.00 for this test? List some reasons why personality tests can be low in reliability.

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Definitions:

Normal Curve

A bell-shaped curve that represents the distribution of a set of data where most occurrences take place in the middle of the range.

Standard Deviation

A statistical measurement that quantifies the dispersion or spread of a set of data points around the mean.

Raw Scores

A raw score is the initial, unadjusted score obtained directly from the number of questions answered correctly on a test or assessment.

Test-retest Reliability

The consistency of test scores obtained by the same individuals over successive administrations of the same test.