A study is made by the recording industry in the United States of the number of music CDs owned by senior citizens and young adults. The information is reported below.
Seniors
28
35
41
48
52
81
97
98
98
99
118
132
133
140
145
147
153
158
162
174
177
180
180
187
188
Young Adults
81
107
113
147
147
175
183
192
202
209
233
251
254
266
283
284
284
316
372
401
417
423
490
500
507
518
550
557
590
594
a. Find the median and the first and third quartiles for the number of CDs owned by senior citizens. Develop a box plot for the information.
b. Find the median and the first and third quartiles for the number of CDs owned by young adults. Develop a box plot for the information.
c. Compare the number of CDs owned by the two groups.