Assignment:
Scores on the GRE (graduate record examination) are normally distributed with a mean of 510 and a standard deviation of 148. Use the 68-95-99.7 rule to find the percentage of people taking the test who score between 66 and 954.
The percentage of people taking the test who score between 66 and 954 is ___%.
Provide complete and step by step solution for the question and show calculations and use formulas.