2. The profit P (in thousands of dollars) for an educational publisher can be modeled by P=-b3 + 5b2+ b where b
is the number of workbooks printed (in thousands).
Currently, the publisher prints 5000 workbooks and
makes a profit of $5000. What lesser number of workbooks
could the publisher print and still yield the same profit

Here are the 30 best lifetime baseball batting averages of all time, arranged in order from lowest to highest: 0.319, 0.329, 0.330, 0.331, 0.331, 0.333, 0.333, 0.333, 0.334, 0.334, 0.334, 0.336, 0.337, 0.338, 0.338, 0.338, 0.340, 0.340, 0.341, 0.341, 0.342, 0.342, 0.342, 0.344, 0.344, 0.345, 0.346, 0.349, 0.358, 0.366 if you were to build a histogram of these data, which of the following would be the best choice of classes?