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The verbal subtest of the Graduate Record Examination (GRE) has a population mean of 500 and a population standard deviation of 100 by design (the quantitative subtest has the same mean and standard deviation).
a. Convert the following z scores to raw scores without using a formula:
(i) 1.5,
(ii) −0.5,
(iii) −2.0
b. Now convert the same z scores to raw scores using symbolic not ation and the formula:
(i) 1.5,
(ii) −0.5,
(iii) −2.0
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