A random sample of 10 adult subjects was selected and tested on the Vocabulary sub-test of the Wechsler Adult Intelligence Scale (WAIS). Their scores were as follows: 12, 11, 10, 10, 10, 7, 6, 6, 5, 5.
Test whether this sample could be representative of a population whose mean is known to be 10.00.
What will be an ideal response?
Question 2
In comparing the between-subjects with the matched-subjects designs, the
matched-subjects design should yield
a. a significant positive correlation between the paired scores
b. no correlation between paired scores
c. a significant negative correlation between the paired scores
d. a partial correlation
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