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.
There have been multiple classifications or tests for IQ, but the common conclusion places the normal or average IQ at 90 to 110. Tests for IQ are sometimes subjective based on the testing criteria and application, but the science is constantly evolving as new information about intelligence is uncovered.