A testing service has 1000 raw scores. It wants to transform the distribution so that the mean = 10 and the standard deviation = 1 . To do so, _________.
a. do a z transformation for each raw score and add 10 to each z score.
b. do a z transformation for each raw score and multiply each by 10
c. divide the raw scores by 10
d. compute the deviation score for each raw score. Divide each deviation score by the standard deviation of the raw scores. Take this result for all scores and add 10 to each one.
e. a and d
Question 2
Table A in your textbook has no negative z values, this means _________.
a. the table can only be used with positive z values
b. the table can be used with both positive and negative z values because it is symmetrical
c. the table can be used with both positive and negative z values because it is skewed
d. none of these
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