Well, I believe it is. The original argument was that it is a very large price increase of small number of not that widely consumed goods causing the numbers to look that bad.
Housing, transportation, energy and food are the majority of expenditure for most people, which is in a direct contradiction of what OP claims.
I don't think the cost of propane nearly doubling is bull whip, not out here. Therr are going to be a lot of people wearing extra layers and looking at getting wood stoves out here this winter.