Time-of-Day Effects on Mood of U.S. Adults as Rated From Twitter Postings (Exhibit 4-3)
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Levels of positive affect are greatest in the late morning, and the lowest in the late evening, on most days of the week. Levels of negative affect increase over the course of a day.
Long Description:
The vertical axis shows level of positive affect and is not quantified. The horizontal axis shows time-of-day for Saturday, Monday, and Thursday. The day lines follow hourly patterns with level of positive affect highest on Saturday lowest on Monday. The level of positive affect is high around midnight, plunges to a low around 4 a.m., increases and then levels off from 8 a.m. to 5 p.m., and then increases to the midnight peak.
Long Description:
The vertical axis shows level of negative affect and is not quantified. The horizontal axis shows time-of-day for Saturday, Monday, and Thursday. The day lines follow hourly patterns with level of negative affect highest on Monday and lowest on Thursday. The level of negative affect is high around midnight, plunges to a low around 7 a.m., increases and then levels off from 9 a.m. to 5 p.m., and then increases to a peak around 9 p.m.