Answer:
not practical to use in scientific experimentation to test the effect of an octave on the quality of a song. There are so many scientific experimentations to test the effect that can be count practical like the color on brain waves and function, adrenaline on the response time of carnivores, nutrients on the gender of offspring and much more. Scientific Experimentation has an organized process and detailed series of steps to reject or validate a hypothesis. It is also a third step
Step-by-step explanation: