What is the mode of the following grouped data? Age (in years) | No. of patients: 5-15 | 6, 15-25 | 11, 25-35 | 12, 35-45 | 23, 45-55 | 14, 55-65 | 5.

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Q1.

In a frequency distribution of lifetimes (0-20 | 10, 20-40 | 35, 40-60 | 26, 60-80 | 13, 80-100 | 38, 100-120 | 29), what is the modal range?

Q2.

How do you calculate the class interval for the mode of grouped data?

Q3.

If the mode is determined from a frequency distribution, why might it sometimes not represent the data accurately?

Q4.

Given the following age distribution: 10-20 | 15, 20-30 | 25, 30-40 | 35, 40-50 | 40. What is the modal class?