A researcher correlated achievement test scores in mathematics and science, but later learned that the tests were too easy for the students. The outcome of the correlational analysis will be
a. the same as if the researcher had used tests of appropriate difficulty.
b. spuriously high because the easy exams will produce high scores and therefore high correlations.
c. genuinely high.
d. low because the easy tests will restrict the variation in scores on the two tests.
D
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Vomiting and diarrhea in infants can be caused by food allergies and/or overfeeding
a. True b. False Indicate whether the statement is true or false
Which type of interval recording technique requires the observer to mark an interval if the target behavior occurred for the entire duration of an interval?
a. partial interval recording b. splintered interval recording c. whole interval recording d. intermittent interval recording
Answer the following statement(s) true (T) or false (F)
A Bonferroni’s adjustment corrects for Type I and Type II errors.
Which of the following statements is correct?
a. horizontal equity refers to the equal treatment of unequals b. the vertical element of equity results from treating equals as equals c. the horizontal component of equity is a result of treating unequals, unequally d. vertical equity refers to the unequal treatment of unequals