7. The enrolment in a school during six consecutive years was as follows: 1555, 1670, 1750, 2013, 2540, 2820 Find the mean enrolment of the school for this period. 1670 1750 2013 2540 2820 Find the mean enrolment of the school for this period. 7. The enrolment in a school during six consecutive years was as follows: 1555 October 7, 2020 Category: Chapter 3 - Data Handling , Maths , NCERT Class 7 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related