Suppose the scores on a recent exam in your statistics class were as follows:
78, 95, 60, 93, 55, 84, 76, 92, 62, 83, 80, 90, 64, 75, 79, 32, 75, 64, 98, 73, 88, 61, 82, 68, 79, 78, 80, 85.
a. Create a stemplot for these test scores using each 10s value once on the stem.
b. Create a stemplot for these test scores using each 10s value twice on the stem.
c. Compare the stemplots created in parts (a) and (b). Are any features of the data apparent in one of them but not the other one? Explain.