According to Erikson, older adults can most effectively cope with the prospect of their own death if they have achieved a sense of

In equal n's one-way ANOVA, MSerror equals the mean of the k within-group variances.

a. true b. false

In sequential designs, researchers study

A) the same group of participants repeatedly at different ages. B) groups of participants differing in age at the same point in time. C) participants over the same ages but in different years. D) participants of the same age at the same point in time.