Question

Below is a generic pie chart and bar chart presenting the same data about six different groups. A 27% 5 27% B 23% C 229, D 16% 23 E 6% F 5% 雖c OA OB OD OE 0 25 50 75 100 (Photo courtesy of slideshare.net) When comparing pie and bar charts displayed above, which of the following statements are valid statements? More than one choice may be selected. The number line in the bar chart is divided into percentages. From the pie chart alone, it is impossible to determine the actual size in numbers of the different groups. It is actually possible to determine the exact numerical size of oach of the groups represented. Both can be used to estimate the relative size in of each of the groups in the whole sample. From the bar graph alono, it is impossible to determine the exact size in numbers of the different groups. oo 30 Аа AM

Answer 1

The valid statements are :

From the pie chart alone, it is impossible to determine the actual size in numbers of the different groups.

It is actually possible to determine the exact numerical size of each of the groups represented.

Both can be used to estimate the relative size in each of the groups in the whole sample.

So, we can conclude that statements 2,3 and 4 are the valid statements.

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