Table A1

Pre-training wine sales analysis

Wine check averageWine mix
Training groupControl groupStatisticsTraining groupControl groupStatistics
90 days pre-training$10.73$11.87t (81) = −0.814
p = 0.418
13.4%13.5%t (81) = −0.115
p = 0.909
60 days pre-training$11.72$12.58t (85) = −0.692
p = 0.492
14.5%14.1%t (85) = 0.325
p = 0.746
30 days pre-training$14.16$11.95t (88) = 1.179
p = 0.242
15.5%13.5%t (88) = 1.536
p = 0.128

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