CBSE Class 10  Cumulative Frequency Curve Videos
Cumulative Frequency Curve
Representation of cumulative frequency distribution with the help of ogives, Types of ogives. Locating the median with the help of ogive.
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 WHEN LESS THAN OR EQUAL TO IS GIVEN..HOW TO DRAW AN OGIVE
 Construct a cumulative frequency distribution table of the following distribution: C.I. 12.517.5 17.522.5 22.527.5 27.532.5 32.537.5 F 2 22 19 14 13 C.I. 12.517.5 17.522.5 22.527.5 27.532.5 32.537.5 F 2 22 19 14 13
 Draw a 'more than ogive' for the given data. Marks (more than) No. of students 10 50 20 41 30 39 40 22 50 11 60 6
 Draw a 'more than ogive' for the given data. Marks (more than) No. of students 0 50 10 42 20 38 30 23 40 12 50 5
 Draw a 'less than ogive' for the given data. Marks 1020 2030 3040 4050 5060 No. of students 2 4 7 6 1
 The annual rainfall record of a city for 66 days is given in the following table. Construct a less than and more than ogive and hence find the median. Rainfall (in cm) 010 1020 2030 3040 4050 5060 No. of days 22 10 8 15 5 6
 The following distribution gives the daily income of 50 workers of a factory. Daily income (in Rs) 1012 1214 1416 1618 1820 No. of workers 11 4 2 3 5 Convert the above distribution to a less than type cumulative frequency distribution.
 Convert the given frequency distribution to a more than type cumulative frequency distribution. Marks 010 1020 2030 3040 4050 5060 6070 7080 8090 No. of students 2 2 3 4 6 6 5 2 4