For the data in Exercises 37–40, find the mode.
38. The Recording Industry Association of America (RIAA) awards multi-platinum status for any musical recording that sells more than 2 million copies. The table contains a random sample of 10 of the musical artists with the most multi-platinum singles.
| Artist | Multi- platinums |
Artist | Multi- platinums |
|---|---|---|---|
| Beyoncé | 4 | Linkin Park | 2 |
| Bruno Mars | 4 | The Beatles | 4 |
| Jay-Z | 4 | Michael Jackson | 1 |
| Katy Perry | 8 | Taylor Swift | 8 |
| Lady Gaga | 6 | Tim McGraw | 2 |