Median, Mode and Graphical Representation of Cumulative Frequency Distribution — methodical recommendation. Mathematics CBSE, Class 10.

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Methodical recommendation:

Theory

Number	Name	Description
1.	Mode - Ungrouped frequency distribution	Let us learn the concept of finding the mode of ungrouped frequency distribution.
2.	Mode - Grouped frequency distribution	Let us learn the concept of finding the mode of grouped frequency distribution.
3.	Median - Ungrouped frequency distribution	Let us learn the concept of finding median of ungrouped frequency distribution.
4.	Median - Grouped frequency distribution	Let us learn the concept of finding the median of grouped frequency distribution.
5.	An empirical relationship between mean, median and mode	Let us learn the concept of relationship between mean, median and mode.

Practice Questions

Number	Name	Type	Difficulty	Marks	Description
1.	Answer the question	1st type - receptive	easy	3 m.	Try to solve the problem using the concept of empirical rule.
2.	Form the cumulative frequency for less than type	1st type - receptive	easy	3 m.	Try to construct a cumulative frequency distribution of less than type.
3.	Construct the cumulative frequency for more than type	1st type - receptive	easy	2 m.	Try to construct a cumulative frequency distribution of more than type.
4.	Construct the frequency table	2nd type - interpretation	medium	3 m.	Try to construct the frequency table for the given data.
5.	Determine the missing frequency	2nd type - interpretation	medium	4 m.	Check your understanding skills in the concept of mode.
6.	Find the median	2nd type - interpretation	medium	4 m.	Try to find the median of grouped frequency distribution.
7.	Form the frequency distribution table	2nd type - interpretation	medium	3 m.	Try to construct the frequency table for the given data.
8.	Find the value of 'x'	2nd type - interpretation	medium	4 m.	Try to find the value of the variable using the median.
9.	Calculate the mode	2nd type - interpretation	medium	4 m.	Practice a problem to find the mode of the grouped frequency distribution.
10.	Find the value of the variables	2nd type - interpretation	medium	4 m.	Check your understanding skills in the concept of median.
11.	Find the mode	3rd type - analysis	hard	5 m.	Try to find the mode of the grouped frequency distribution of unequal class size.
12.	Determine the median hours of coffees produced	3rd type - analysis	hard	5 m.	Practice a problem to find the median of the given data.
13.	Case study: Median	3rd type - analysis	hard	5 m.	Observe the given questions and answer them.
14.	Case study: Median, mode and graphical representation of cumulative frequency distribution	3rd type - analysis	hard	5 m.	Observe the given questions and answer them.
15.	Assertion and reasoning:Median and mode	3rd type - analysis	hard	5 m.	Select the suitable choice for the given statements.
16.	Find the difference of the classes	3rd type - analysis	hard	5 m.	Try to determine the difference of the upper limit of the median class and the lower limit of the modal class.

Questions for Teacher Use

Number	Name	Type	Difficulty	Marks	Description
1.	Determine the modal class and the median class	Other	easy	4 m.	Check your understanding skills in the concept of mode and median.
2.	Case study: Mode	Other	hard	5 m.	Check your understanding skills in the concept of mode.

Tests

Number	Name	Recomended time:	Difficulty	Marks	Description
1.	Training test I	00:15:00	easy	9 m.
2.	Training test II	00:20:00	medium	11 m.
3.	Training test III	00:20:00	medium	11 m.

Periodic assessments

Number	Name	Recomended time:	Difficulty	Marks	Description
1.	Homework I	00:20:00	medium	13 m.
2.	Homework II	00:20:00	hard	14 m.
3.	Progress test I	00:25:00	hard	14 m.
4.	Progress test II	00:25:00	hard	15 m.

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