The expression where is recognizable as the formula for which of the following measures?
A) the population mean, computed from ungrouped data
B) the sample mean, computed from ungrouped data
C) the population mean, computed from grouped data
D) the sample mean, computed from grouped data

Question

The expression  where  is recognizable as the formula for which of the following measures?
A) the population mean, computed from ungrouped data 
B) the sample mean, computed from ungrouped data 
C) the population mean, computed from grouped data 
D) the sample mean, computed from grouped data

Quizplus · Accepted Answer

The expression contains the term "TB4962_11" which suggests that the data is grouped. Since the term "sample" is not specified, option B can be eliminated. Therefore, the expression is most likely representing the sample mean, computed from grouped data.

The Expression Where Is Recognizable as the Formula