Tablet owners in America use their devices inside the home 74% of the time, according to a study from Viacom covering Q1 2012, per an eMarketer report.
96% of those who use a tablet at home said they use it in the living room, and 94% said they use it in the bedroom; this supports the idea that the tablet is being used for entertainment purposes, such as watching content or playing games.
Of note, 75% of respondents indicated they use the tablet inside the home office. As for outside the home, the report found that the airport/airplane (80%), coffee shop (72%), outdoor public place and appointment (64% each), work (59%), and public transit (58%) were the most common places where tablet owners used their device. Interestingly, the store was only cited by 36% of respondents.