Mathematics

Problem

The following frequency distribution shows the marks obtained by some students in a test. Class interval (marks): 10–20 20–30 30–40 40–50 50–60 Frequency: 5 12 20 8 6 Identify the modal class of the distribution. a) 20–30 b) 30–40 c) 10–20 d) 40–50

Browse the problem library