Now, Range = Highest value − Lowest value = (152 − 130) cm = 22 cm. 2. Organise the following marks in a class assessment, in a tabular form. Here, Sum of all the observations = 4 + 6 + 7 + 5 + 3 + 5 ...

NCERT Class 7 Maths Books 2025-26: Do you want to do well on your next math test as a seventh-grader? In order to study for the CBSE Class 7 Maths exams in the 2025–2026 academic year, do you require ...

When data has been grouped, the average value cannot be found exactly as the individual values in each class are not known. Module 2 (M2) - Handling data - Scatter graphs Scatter graphs are a good way ...

Class 7's Ganita Prakash Part 2 revolutionizes math learning by connecting modern concepts to India's rich mathematical ...