Which term refers to judging information before accepting it as fact?
a. critical thinking
b. law
c. theory
d. fact
e. hypothesis
ANSWER: a
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Microbial death occurs when there is
A. no reproduction. B. no movement. C. a decrease in size. D. a change in appearance. E. All of the choices occur.
A polysome is ____
a. one of the units of a ribosome b. the nuclear organelle that synthesizes RNA c. an organelle that functions similarly to a ribosome during meiosis d. the two units of a ribosome considered together e. an mRNA molecule with several ribosomes attached
Which statement would be correct if an inductively reasoned hypothesis makes sense, based on all available and historical observations?
A) The hypothesis must be true. B) The hypothesis cannot possibly be true. C) The hypothesis must be tested. D) Experimentation is not necessary.
When running an experiment, suppose we assume the participants in the experiment are a random sample of the population. Let Yi be the outcome for individual i and let Di equal one if individual i receives the treatment and zero otherwise. What does the assumption of a random treatment imply?
A. Selection Bias = 0
B. 
- 
= 0
C. 
- 
approximates E(Yi)
D. 
approximates E(Yi|Di = 1) - E(Yi|Di = 0)