1.   After your inspection you can calculate the average R-value for your house and compare it with the local code specifications or with the United States Department of Energy recommendations.

2.   Greene explained that the method used by Dow Jones to adjust for stock splits is to change the divisor used in calculating the average.

3.   High and low scores were thrown out and an average was calculated.

4.   One way to stanch inflation is to change the way the grade-point average is calculated.

5.   Some are complicated, like reducing the lifetime average earnings used in setting benefit levels by increasing the number of years used in calculating the average.

6.   State officials did not calculate statewide averages and discouraged comparison between schools and districts.