12. the following data represent scores of 34 students on a calculus test.
om aange=34
72 5973
72
72
74 74 61 67 67
72 78 80 57 56
56 76 72 54
86-53= 35
65
889 74 57 83 68
79
73
71
70 65
67
72 76
35
classes
67
(a) construct a histogram for this distribution. choose an appropriate bin width, and be sure to
provide a label and scale for each axis.
(b) based on your histogram, what numerical measures of center and spread would be best to
use for this distribution? explain your choice.