A researcher asks people how much money they have given to the tsunami relief effort. This variable may best be described as being measured at the ______ level of measurement.

a. nominal
b. ordinal
c. interval
d. ratio


d. ratio

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Compare the energy needs of a 45-pound, four-year-old child with the energy needs of his 120-pound mother. Explain why the child's energy need is greater than that of his mother's?

What will be an ideal response?

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People can become HIV-positive through

a. unprotected sexual intercourse b. sharing hypodermic needles c. transfusions of contaminated blood d. all of the above

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Principals express their commitment to improved student performance through words, focus, and _____

Fill in the blank with correct word.

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If a researcher wants to conduct a study using incarcerated prisoners as research participants, the study must undergo full review including the presence of a prisoner or prisoner representative at the meeting.

Answer the following statement true (T) or false (F)

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