Question: The expression x = _ fix; In, where n = _f; , is recognizable as the formula for: O a. none of these O b.

The expression x = _ fix; In, where n = _f; , is recognizable as the formula for: O a. none of these O b. the population mean, computed from ungrouped data O c. the sample mean, computed from grouped data O d. the sample mean, computed from ungrouped data O e. the population mean, computed from grouped data

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