Determine whether each of the following situations describes a positive association, a negative association, or no association. While often lower than the child's chronological age, estimates of children's ages based on dental maturity increased as the child's chronological age increased. The amount of time college students spend on Facebook is unrelated to their high school grade point averages. A 1 'C increase in average temperature between February and April leads apple and cherry trees in Germany to blossom nearly five days earlier. Among different genotypes of wheat, shorter plant heights are associated with lower grain yields. Answer Bank positive association no association negative association