The development of classes and you can a great airplane pilot precision sample lasted 3 weeks, where date the fresh codebook is actually altered from time to time. To help you take to precision, several coders (scholar children) individually coded a group from a hundred randomly picked meme hours (from the ten% of the decide to try). New agreement rate was tested using the Krippendorff ( 2004b ) take to, which have .66 given that minimal score to simply accept an adjustable because the required (Krippendorff, 2004a ).