Sentences with phrase «population by its standard deviation»

Not exact matches

Obviously, scaling this impact by different standard deviations from alternative populations of students - as Krueger does - would yield different effect sizes.

We define the coefficient of variation as the standard deviation of the population divided by its mean.

In my experience as a family law lawyer, however, it has seemed to me that the bell curve modeling the impact of legislation on my clients has perhaps a higher standard of deviation than the norm, giving the bell curve a greater population at the extremes and thus fatter tails than suggested by the normal distribution; in other words, my impression is that quite a bit more than 5 % of separating couples experience an unfair or very unfair result from the application of family law legislation.

An effect size refers to the difference in mean scores between 2 populations (eg, children referred with ADHD vs nonreferred children) divided by an estimate of the individual standard deviation.