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. Author manuscript; available in PMC: 2008 Nov 20.
Published in final edited form as: J Gerontol B Psychol Sci Soc Sci. 2007 Jun;62(SPEC):85–96. doi: 10.1093/geronb/62.special_issue_1.85

Figure 2.

Figure 2

Improvement in e-mail processing time (min) over days as a function of crystallized intelligence (lines represent predictions for persons with crystallized intelligence one 1 SD below the mean and 1 SD above the mean).