A Disadvantage of Using Grouping (A Frequency Table) with Sample

Multiple Choice

A disadvantage of using grouping (a frequency table) with sample data is that

A) calculations involving central tendency and variation are more complicated than central tendency and variation calculations based on ungrouped data.
B) the descriptive statistics are less precise than the descriptive statistics obtained using ungrouped data.
C) the interpretation of the grouped data descriptive statistics is meaningless.
D) it is much more difficult to summarize the information than it is with the ungrouped data.