- A125.71 cm
- B125 cm
- C124.29 cm
- D126.15 cm
Step-by-Step Solution
Modal class 120–130 (f₁ = 21, f₀ = 13, f₂ = 15). Mode cm.
Answer: A) 125.71 cm
Heights of 60 saplings in a nursery: 100–110 cm – 7, 110–120 – 13, 120–130 – 21, 130–140 – 15, 140–150 – 4. Find the modal height.
Competition practiceStatistics
Master this topic in 30 minutes a day.
Don't just memorise the answer — build a daily practice habit.
Practice 5 Similar Questions Free →All Statistics practice questions
More Statistics practice
Three batches at a coaching centre had pass rates of 80% (40 students), 65% (60…A shop's monthly sales (₹ lakh) for six months were 12, 15, 18, 14, 20 and 23. What is…A car covers three equal stretches of a highway at 30 km/h, 40 km/h and 60 km/h. What is…Four numbers have a mean of 25. When a fifth number is included, the mean goes up by…Students in sections A, B and C are in the ratio 2 : 3 : 5, and their mean marks are 60,…