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.
E)it is more difficult to interpret a pie chart.

Question

Quizplus · Accepted Answer

Grouping data can result in the loss of some information and can sometimes lead to less precise descriptive statistics. This is because the grouped data can mask individual variations within each group, leading to less accurate descriptions of the sample data.

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