That means that the majority of people have an IQ score between 85 and 115. 1  1 to 24: Profound mental disability. 2  25 to 39: Severe mental disability. 3  40 to 54: Moderate mental disability. 4  55 to 69: Mild mental disability. 5  70 to 84: Borderline mental disability. 6  85 to 114: Average intelligence. 7  115 to 129: Above average; bright.
(September 2015) (Learn how and when to remove this template message) In education, marking on a curve (BE) or grading on a curve (AE) (also referred to as curved grading, bell curving, or using grading curves) is a method of assigning grades designed to yield a Gaussian distribution curve among the students in a class.
Kyphosis is defined as a curvature of the spine measuring 50 degrees or greater on an X-ray, a diagnostic test that uses invisible electromagnetic energy beams to produce images of internal tissues, bones and organs onto film. The normal spine can bend from 20 to 45 degrees of curvature in the upper back area.