Answer:
I think the confidence interval formula in statistics is used to describe the amount of uncertainty associated with a sample estimate of a population parameter. It describes the uncertainty associated with a sampling method. To recall, the confidence interval is a range within which most plausible values would occur.
Explanation:
True. Drummers and percussionist are the main source on rhythm other than the director or conductor.
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Hope :)
D is the answer, because all of the above are true. All of the answers make since.
