Which of the following cannot be determined graphically?

1. Mean

2. Median

3. Mode

4. None of these

The median of a frequency distribution is found graphically with the help of

1. Ogive

2. Histogram

3. Frequency polygon

4. Bar graph

The median of the following data is:

1. 30

2. 31

3. 35

4. 40

Consider the following table :

The median of the above frequency distribution is :

1. 122 mm

2. 122.5 mm

3. 122.75 mm

4. 123 mm