1.In a histogram, the widths of the rectangles represent the ___________.a) class frequenciesb) class marksc) class boundariesd) class intervals2)In a stem-and-leaf plot, the right of the vertical line contains the_______ and to the left of the vertical line are the_________.3)Which of the following variables yields data that would be suitable for use in a histogram?Read more about We can help with 1.In a histogram, the widths of the rectangles represent the ___________.a) clas[…]