A researcher studies the relationship between early reading and later school achievement. She decides that a potentially important extraneous variable is IQ. In developing her groups for her study, she pairs each child who was an early reader with a child of the same IQ level who was not an early reader. The control technique she used was:
a. Holding the extraneous variable constant
b. Statistical control
c. Matching
d. Random assignment
Ans: c
Education
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Fill in the blank(s) with correct word
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Fill in the blank(s) with the appropriate word(s).
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Indicate whether this statement is true or false.
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What will be an ideal response?
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