Which of the following is true of educational research?
A. It begins with answers.
B. It is inquisitive.
C. It has predetermined outcomes.
D. It is trivial.
Ans: B
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To conclude that smoking causes lung cancer, you need to establish that
a. there is a significant relation between smoking and lung cancer. b. lung cancer always follows smoking and does not appear before smoking. c. there are no other significant variables that influence both lung disease and cancer. d. All of these are true.
The confounding effects referred to collectively as “maturation” include all of the following plausible rival hypotheses except:
a. Aging b. Instruction c. Fatigue d. Boredom
The changes of puberty include:
a. Pubic, facial, and/or body hair b. Breast development c. Somatic growth d. All of the above
Alan has an extremely messy desk, which has hampered his ability to find important documents when he needs them. He knows he needs to be better about keeping his files and papers organized, but he just never gets around to this in his busy day. Which habit of a peak performer should he focus on applying to improve his work performance?
A. Creative problem solving B. Responsibility C. Willingness to learn D. Discipline