Question

For the next three (03) items that follow :
The number of telephone calls received in 245 successive one minute intervals at an exchange is given below in the following frequency distribution.

Number of calls	0	1	2	3	4	5	6	7
Frequency	14	21	25	43	51	40	39	12

What is the mode of the distribution ?

• A. 3
• B. 4
• C. 5
• D. 6

Answer 1

Answer: (B)

4

Mode of a frequency distribution $=$ the value that appears most often in the set

From the given set, we can see that

$4$ occurs most ($51$ times)

$\therefore mode=4$