Find the missing frequency 'x' of the following data, if its mode is 240 : | Daily Household Expenditure (in ₹) | Number of Families | |-----------------------------------|--------------------| | 0 − 100 | 140 | | 100 − 200 | 230 | | 200 − 300 | 270 | | 300 − 400 | x | | 400 − 500 | 150 |

The mode of a grouped frequency distribution is 75 and the modal class is 65-80. The frequency of the class preceding the modal class is 6 and the frequency of the class succeeding the modal class is 8. Find the frequency of the modal class.

TextFormula for Mode of Grouped Data

Calculate mode of the following data:

TextFormula for Mode of Grouped Data

The following data gives the distribution of total monthly household expenditure of 200 families of a village. Find the modal monthly expenditure of the families. Also, find the mean monthly expenditure.

TextMean of Grouped Data Using Step Deviation MethodFormula for Mode of Grouped Data