1. In a grouped frequency distribution, each row represents a unique value of the variable, the second column is the frequency of that value in the population, and the third column is the percentage of all responses at that value of the variable.
a. True
b. False
Ans: b
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At what age do children typically begin to pay more attention to phoneme-sound contrasts in their own language and less attention to phoneme-sound contrasts found in other languages?
A) 1 month B) three months C) six months D) eight to ten months
The process of systematically gathering information about every student in your class is best described as:
a. informal measurement. b. formal measurement. c. criterion referenced measurement. d. evaluation.
What is the difference between the early part of the beginning reading stage and the later part of the beginning reading stage?
What will be an ideal response?
Assume a researcher during the fall semester compared a lecture approach to teaching statistics (using his freshmen class) with a problem-oriented approach (using his junior class). Both sections were given the same statistics test as a final outcome measure. He repeated the same experiment in the spring semester. This scenario is best described as a confounding of:
A) test scores with teaching approaches B) class level with test scores C) time of year with test scores D) teaching approaches with class level E) time of year with teaching approaches