1. The parakeet didn't react to talking.
2. The parakeet whistled when the hermonica was being played.
3. Cherping was observed when rock music being played loud.
4. As the parakeet heard whistling he whistled along.
Conclusion: Our hypothesis was proven correct.
Questions raised for further study:
1. How might the location of the parakeet
cause different reactions?
2. Can being in captivity change reactions?