Distributions and variance

The shape of curvesdepicting variance is changed by the sample size and the numberof outcome classes. Variance around the average is  correspondingly large, intermediate, and smallThe shape of curvesdepicting variance is changed by the sample size and the numberof outcome classes. Variance around the average is  correspondingly large, intermediate, and small

Number of organisms in each phenotypic category ><| Large variance with relatively few organisms in each category Intermediate variance with larger numbers of organ— isms in each category HM .___ mwm Small variance with organisms in a small number of categories Phenotvnic distribution