George box, a famous statistician, once said, "all models are wrong, but some are useful.” what did george box mean by this statement?

This question awards 100 ! i really don’t want to fail i will also mark you !

The test scores of 32 students are listed below. construct a boxplot for the data set and include the values of the 5-number summary. 32 37 41 44 46 48 53 55 57 57 59 63 65 66 68 69 70 71 74 74 75 77 78 79 81 82 83 86 89 92 95 99

Solve the equation by completing the square. x^2+2x=17