The 84th percentile for the Stanford-Binet IQ test is 115. (Recall that the mean is 100 and

Question:

The 84th percentile for the Stanford-Binet IQ test is 115. (Recall that the mean is 100 and the standard deviation is 15.)
a. Verify that this is true by computing the standardized score and using Table 8.1.
b. Draw pictures of the original and standardized scores to illustrate this situation, similar to the pictures in Figure 8.4.