How about a little poll analysis crack? Don’t worry this won’t make you want to throw your phone across the room. It’s actually very interesting. NBC News took a look at the extremely tight state polling right now and came away thinking maybe there’s a little “adjusting” going on that is giving us all the impression that it’s actually a tie: Analysis: Even in a close election, random chance means polls should be showing a broader range of results. That raises the question of whether we’re in for another polling surprise. Recent polls in the seven core swing states show an astonishingly tight presidential race: 124 out of the last 321 polls conducted in those states — almost 39% — show margins of 1 percentage point or less. In fact, the state polls are showing not just an astonishingly tight race, but also an improbably tight race. Even in a truly tied election, the randomness inherent in polling would generate more varied and less clustered results — unless the state polls and the polling averages are artificially close because of decisions pollsters are making. The results of a poll depend on the opinions of the voters and the decisions of pollsters. Decisions about how to weight polls to match the expected composition of the electorate can move the results of a poll up to 8 points. This is true even if pollsters are making perfectly reasonable decisions on how to weight their survey data, as survey researchers have been forced to consider…