What is the form of the FIR system to compute the moving average of t

1.	What is the form of the FIR system to compute the moving average of the signal x(n)?
A.	y(n)=$\frac{1}{M+1} \sum_{k=0}^M x(n-k)$
B.	y(n)=$\frac{1}{M+1} \sum_{k=0}^M x(n+k)$
C.	y(n)=$\frac{1}{M+1} \sum_{k=0}^{\infty} x(n-k)$
D.	None of the mentioned
Answer» B. y(n)=$\frac{1}{M+1} \sum_{k=0}^M x(n+k)$

Discussion

1.	What is the form of the FIR system to compute the moving average of the signal x(n)?
A.	y(n)=\(\frac{1}{M+1} \sum_{k=0}^M x(n-k)\)
B.	y(n)=\(\frac{1}{M+1} \sum_{k=0}^M x(n+k)\)
C.	y(n)=\(\frac{1}{M+1} \sum_{k=0}^{\infty} x(n-k)\)
D.	None of the mentioned
Answer» B. y(n)=\(\frac{1}{M+1} \sum_{k=0}^M x(n+k)\)