2. You are given the histogram below, the measured diameter (in inches) for 500 rods produced by Rodco, as reported by the production foreman. A rod is considered acceptable if it is at least 1 inch in diameter. In the past, the diameter of the rods produced by Rodco has followed a symmetric histogram: a. Comment on any unusual aspects of the histogram.

Can you guess what might have caused any unusual aspects of the histogram?