A music store has jazz, classical, country western, and rock music albums on tapes and CDs in the following quantities:
|
|
Jazz
|
Classical
|
Country
Western
|
Rock
|
Total
|
|
Tape
|
46
|
14
|
36
|
53
|
149
|
|
CD
|
38
|
53
|
22
|
19
|
132
|
|
Total
|
84
|
67
|
58
|
72
|
281
|
a. Form a related table with entries that are relative frequencies (three decimal places).
Based on the relative frequencies, estimate the probability that an album selected at random is a
b. rock album
c. classical CD or country western CD
d. jazz or classical album
e. CD