MCQOPTIONS
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MCQOPTIONS
| 1. |
Which formula is used to determine the value of the standard deviation of ungrouped data? |
| A. | \(\sqrt {\frac{{\sum {D^2}}}{N}} \) |
| B. | \( {\frac{{\sum {D^2}}}{N}} \) |
| C. | \(\sqrt {\frac{{\sum {N}}}{D^2}} \) |
| D. | \( {\frac{{\sum {D}}}{N}} \) |
| Answer» B. \( {\frac{{\sum {D^2}}}{N}} \) | |