Should you add heat? Tables 2 and 3 indicate how dry wheat and barley in natural-air drying bins will get during various weather conditions. Most years, weather in the upper Midwest is such that continuous fan operation (24 hours/day, 7 days/week) will dry either grain to 14% moisture or less.
Their IQ scores ranged from 77 to 135, with an average score of 112. Four years later, the same group took another IQ test. While the average score of 113 was only one point greater than the previous test, the range of scores was quite different: 87 to 143.our years later, the same group took another IQ test. While the average score of 113 was only one point greater than the previous test, the range of scores was quite different: 87 to 143.
Classifying Low IQ Scores. The average score on most IQ tests is 100, and approximately 68 percent of all people score somewhere between 85 and 115. For those who fall below 85, scores are often classified in the following way: 1 to 24 - Profound mental disability. 25 to 39 - Severe mental disability.