To make all the curves comparable , he expressed the values of the actual deviations as fractions of a standard deviation , and their frequencies as proportions of their total number .
为了使这些曲线具有可比性,汉森博士将实际偏差值称作标准偏差的分数,而将实际偏差值的频率称作总数比。
The standard deviation can be thought of as the average amount by which the price differs from the mean , calculated using a standard statistical formula .
标准差可以被认为是价格与期望偏差的平均值可以利用标准统计计算公式得出。
In other words , many parts of the body are supposed to be symmetrical , so any deviation from perfect symmetry indicates that an animal has not been able to grow as intended .
换句话说,身体的许多部分都应该是对称的,所以任何脱离完美对称的偏差都表明这个动物没有按预想的发育。
Everyone was thought to be basically heterosexual and homosexuality was regarded as a deviation , the result of " faulty learning " in childhood .
每个人都被认为天生就是异性恋的,同性恋则被看做一种偏差,是小时候“错误的学习”所造成的结果。
The neutrinos appeared to be reaching the detector 60 nanoseconds faster than light would take to cover the same distance-a small deviation , and one that might be written off as experimental error if an experiment in america , called minos , had not detected a similar anomaly in 2007 .
The effect , 1 / 16th of a standard deviation in test scores , was equivalent to a child attending three years of summer school , according to the report to be published in september in the journal reading psychology .
Demographers say the statistical deviation among asian-american families is significant , and they believe it reflects not only a preference for male children , but a growing tendency for these families to embrace sex-selection techniques , like in vitro fertilization and sperm sorting , or abortion .