Loudness refers to the intensity of a sound and is measured in
A. energy transmitted.
B. frequencies.
C. hertz (Hz).
D. decibels (dB).
Answer: D
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Economic hardship places young children at risk for
a. difficult peer relationships b. low self-esteem. c. school problems. d. all of the above
Professor Wellman is constructing a demographic questionnaire for use in a research project. One question asks students to report whether they are currently living in an "urban," "suburban," or "rural" setting. This is an example of a/an:
a. nominal scale. b. ordinal scale. c. interval scale. d. ratio scale.
Which is NOT typically a source from which teachers gather an educational history?
a. interviews with parents or guardians and students b. teacher interviews and questionnaires c. interviews with the student's peers d. cumulative school records that follow the student from year to year e. portfolios and report cards
Path-goal leadership theory is ascribed to which of the following leadership researchers?
a. Peter Northouse b. James MacGregor Burns c. Robert House d. Suan Komives