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not otherwise....split half method is one way of determining reliability of your test and Spearman-Brown formula is a technique used to re-calculate the correlation of your test when you split your test items into half.... this means that the result of Spearman-Brown provides you the correlation of your test in full length.
A low C nearly a D. You nearly missed half of the test.
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Six and a half
An example of the split-half method of reliability is splitting a test into two parts by a specific area, then administering the entire test to a class. The score is then calculated for each previously identified area and the correlation is determined between the two.