In the formula, \(\overline{\mathrm{X}}\) = \(\frac{\sum \mathbf{x}_{\mathbf{1}}}{\mathbf{n}}\) the letter \(\overline{\mathrm{X}}\) represents
A. No. of observations
B. Sum of observations
C. Product of observations
D. Mean of observations
Answer:D
In the formula, \(\overline{\mathrm{X}}\) = \(\frac{\sum \mathbf{x}_{\mathbf{1}}}{\mathbf{n}}\) the letter \(\overline{\mathrm{X}}\) represents
A. No. of observations B. Sum of observations C. Product of observations D. Mean of observations