5 Questions
What is the formula for calculating the mean of grouped data?
$\bar{x} = \frac{\sum f \cdot x}{\sum f}$
What are the measures of central tendency for ungrouped data?
Mean, median, mode
What is the graphical representation used for representing cumulative frequency?
Ogive
What does the cumulative frequency distribution represent?
Sum of frequencies up to and including the current class interval
Which graph is used to represent the relationship between two continuous variables in statistics?
Scatter plot
Test your knowledge of data classification and graphical representation with this quiz on ungrouped and grouped frequency distributions, bar graphs, histograms, and frequency polygons. Ideal for students studying statistics in Class IX or anyone seeking to refresh their understanding of these topics.
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