A researcher has just computed the standard deviation of reaction time scores. He has discovered that his research assistant accidentally misplaced the decimal on all of these scores (i.e.: A score of 1.30 seconds should have been 13.0 seconds). What should the researcher do in order to obtain the correct standard deviation?
What will be an ideal response?
Correct Answer:
The researcher should multiply the standard deviation by 10.
Education
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Title IX of the Educational Amendments Act gave women and girls new opportunities in schools. Title IX was passed in
a. ?1910. b. ?1942. c. ?1972. d. ?1995.
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____________________ are convenient to use because they are small and lightweight enough to be transported on your keychain and plug into a USB port
Fill in the blank(s) with the appropriate word(s).
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What is the importance of the reliability and standard error of measurement of a test?
What will be an ideal response?
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Factors that contribute to school failure but do not qualify for special education include:
a. divorce b. child abuse c. substance abuse d. all of the above
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