Exam 4: Reliability and Validity

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The validity of a test should be determined by how consistent the results are over time.

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How would the use of standard error of measurement help in making educational decisions for students?

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The type of reliability that looks at internal consistency by using odd and even numbered items to compare performance is called:

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When analyzing the correlation illustrated on a scattergram,the closer the approximation of a straight line,the nearer the correlation is to which of the following?

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When a teacher gives a test to students on one occasion,repeats the exam on the same students at a later date,and then correlates the scores,the teacher is demonstrating interest in determining which of the following?

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A correlation of +.88 represents a strong negative correlation.

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Which type of reliability study may yield a lower coefficient,before correction,due to the reduced number of items?

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