For the Merlot sample, the number of participants who
increased their liking scores was higher than the number
who decreased their scores. In addition, the average score
increase (+2.3) was greater than the average score decrease
(-1.7). For all closures and for both the Chardonnay
and Merlot samples, there were very few participants who
gave the exact same rating in the unknown and known
condition. Most participants either increased or decreased