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The frequency distribution of scores obt...

The frequency distribution of scores obtained by 230 candidates in a medical entrance test is as follos :

Draw a less than cumulative curve (ogive to represent the data.

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Draw a less than cumuative frequency curve (ogive) for the following distribution :

The historgam below represents the scores obtained by 25 students in a Mathematics mental test. Use the data to : (ii) to calculate mean.

Draw a less than cumulative curve (ogive to represent the data. Also, find the mdian with the help of less than ogive.

Draw a 'less than' give for the following frequency distribution :

For the following data, draw a 'less than' ogive and hence find the median of the distribution.

The historgam below represents the scores obtained by 25 students in a Mathematics mental test. Use the data to : (i) Frame a frequency distribution table.

The historgam below represents the scores obtained by 25 students in a Mathematics mental test. Use the data to : (iii) To determine the Modal class.

A student draws a cumulative frequency curve for the marks obtained by 40 students of a class as shown below. Find the median marks obtained by the students of the class. (FIGURE)

During the medical check-up of 35 students of a class, their weights were recorded as follows: Draw a less than type ogive for the given data. Hence obtain the median weight from the graph and verify the result by using the formula. weight (in kg)=38-40 40-42 42-44 44-46 46-48 48-50 50-52 No. of students=3 2 4 5 14 4 3