The Formula Used the Bank of Canada in Calculating the Money

Multiple Choice

The formula used the Bank of Canada in calculating the money supply is ________.

A) $\mathrm{M}=\mathrm{A}_{1} \mathrm{X}_{1}+\mathrm{A}_{2} \mathrm{X}_{2}+\ldots+\mathrm{A}_{\mathrm{n}} \mathrm{X}_{\mathrm{n}}$

B) $M=\frac{X_{1}+X_{2}+\ldots+X_{n}}{n}$

C) $\mathrm{M}=\mathrm{X}_{1}+\mathrm{X}_{2}+\mathrm{X}_{\mathrm{n}}$

D) $M=\frac{A_{1} X_{1}+A_{2} X_{2}+\ldots+A_{n} X_{n}}{n}$