A survey conducted on 20 households in a locality by a group of students resulted in the following frequency table for the number of family members in a household :

Find the mode of this data.

The following table shows the ages of the students during a year are : Find the mode.

A survey was conducted by a groupofstudentsas a part of their enviromentawareness programme, in which they collected the following data regarding the number of plants in 20 houses in a locality. Find the mean number of plants per house. Which method did you use for finding the mean, and why?

The following table shows the number of illiterate persons in the age group in a town Draw a histogram to represent the above data.

A survey regarding the heights (in cm) of 51 girls of Class X of a school was conducted and the following data was obtained : find the median height.

A total of 25 patients admitted to a hospital are tested for levels of blood sugar and the results obtained were as follows find the mode of the above data.

A survey regarding the heigths (in cm) of 51 girls of Class X of a school was conducted and the following data was obtained : Find the median height.

Consider the following frequency distribution table representing the weights of 40 students of a class . Draw a histogram to represent the above data.

The following table presents the number of literate females in the age group (10-34) in town. Draw a histogram to represent the above data

A teacher analyses the performance of two sections of students in a mathematics test of 100 marks given in the following table : : Find the probability that a student obtained less than 20 marks in the mathematics test.

A teacher analyses the performance of two sections of students in a mathematics test of 100 marks given in the following table : : Find the probability that a student obtained less than 20% in the mathematics test.