Q.1
What role does newSample play in this program?
Collects the modified samples in an array that we can play
Serves to index the sound samples
Adds up all the samples into a total sum
It's not really necessary at all.
Q.2
To decrease the volume of the sound, we'd probably multiply each sample by
A negative number
A number greater than 1
A number less than 1 but greater than 0
Zero