41. Thus, they have lower perplexity : they are less surprised by the test sample. 42. "The limestone carvings of Bradford Graves are a celebration of profound perplexity and mystery. 43. I suspect such perplexity may contribute to Martinvl's opposition to the proposed insertion. 44. We confess to a certain perplexity at the thought of Roseanne Barr as a guest editor. 45. Nothing like them had been done in England, and they were received with widespread perplexity . 46. Tuesday's results served only to increase the perplexity with which many Europeans regard Americans. 47. On 2 December 1851 Tocqueville invented for the torment and perplexity of the French nation ". 48. Abraham ibn Daud alone has an allusion to this problem, which has caused much perplexity . 49. This quantization of the angular momentum was seen with perplexity by the physicists of that age. 50. The researchers claim their analysis also " solves the perplexity of dolphin s Gray paradox ".