The histogram shows the number of hours per week 60 students in Lucknow spend on online practice. The bars (left to right) are over classes 0-2, 2-4, 4-6, 6-8, 8-10 with heights 6, 14, 24, 12, 4. Find the mode (in hours).
Class 10Mode of Grouped DataStatistics and Probability
A4.91
B4.50
C5.20
D4.00
Step-by-Step Solution
Modal class 4-6: l=4,f1=24,f0=14,f2=12,h=2. Mode =4+48−14−1224−14∗2=4+2210∗2=4+0.909=4.91.
Answer: A) 4.91
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