A research administrator accidently records data obtained from the above survey incorrectly. This is an example of?
A. Sampling error
B. Human error
C. Response bias
D. None of the above
Answer: C
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A traditional oral spelling test is an example of which type of spelling assessment?
A. Proofreading tasks B. Examination of student spelling in composition products C. Error-detection D. Dictation
What is the purpose of a myelin sheath?
A. It protects the neuron from bacteria and viruses. B. It helps speed the neuron connection and makes it more efficient. C. It provides nourishment to the neuron. D. It releases neurotransmitters into the synapse between the two neurons.
Other technology that assist students in learning new vocabulary are:
a. Internet, CD Rom dictionaries, crossword puzzle programs. b. X-Boxes, video games, Internet. c. resource Internet sites, video games, iTunes. d. electronic readers, video games, and hypertext.
The mean on a test is 109 and s = 0. This shows that
a. the distribution is rectangular. b. everyone got the same score. c. the variable is discrete. d. only one person took the test. e. None of the above are true.