For the given data given below, calculate the mean of its median and mode.

6, 2, 5, 4, 3, 4, 4, 2, 3

Tell whether the statement is true or false:

(i) The mode is always one of the numbers in a data.

(ii) The mean is one of the numbers in a data.

(iii) The median is always one of the numbers in a data.

(iv) The data 6, 4, 3, 8, 9, 12, 13, 9 has mean 9.

Find the mode and median of the data:

13, 16, 12, 14, 19, 12, 14, 13, 14

A car seller collects the following data of cars sold in his shop.

A. Which colour of the car is most liked?

B. Which measure of central tendency was used in (a)?

A data constitutes of heights (in cm) of 50 children. What do you understand by mode for the data?

State whether the statements are True or False.

Mode of the data is always from the given data.

Fill in the blanks to make the statements true.

In a set of observations, the observation that occurs the most often is called _____ __.

Age (in years) of 6 children of two groups are recorded as below:

A. Find the mode and range for each group.

B. Find the range and mode if the two groups are combined together.

Observe the data and answer the questions that follow:

16, 15, 16, 16, 8, 15, 17

A. Which data value can be put in the data so that the mode remains the same?

B. At least how many and which value(s) must be put in to change the mode to 15?

C. What is the least number of data values that must be put in to change the mode to 17? Name them.

Which measure of central tendency best represents the data of the most popular politician after a debate?

Out of 5 brands of chocolates in a shop, a boy has to purchase the brand which is most liked by children. What measure of central tendency would be most appropriate if the data is provided to him?