It could very well be. While they have access to hard data, for all we know it did move the needle to people stepping up. I know my guild did at the time. There is going to be a mix of people who do tried and succeeded and those who gave up. But not in numbers they considered acceptable. The parameters of his statement are pretty subjective to whatever outcome they expected vs reality.
Without the data and context to support his statements, we've no idea what he meant except that the outcome didn't meet their expectations.