Advertisements
Advertisements
प्रश्न
Find the mode of the following:
20, 20, 30, 30, 30, 30, 35, 40, 40, 45, 45, 45, 50, 55, 60, 60, 60 ,65, 70, 70, 70
उत्तर
20, 20, 30, 30, 30, 30, 35, 40, 40, 45, 45, 45, 50, 55, 60, 60, 60, 65, 70, 70, 70
Mode= 30 because it occurs 4 times .
APPEARS IN
संबंधित प्रश्न
The ages of 40 students are given in the following table :
| Age (in years) | 12 | 13 | 14 | 15 | 16 | 17 | 18 |
| Frequency | 2 | 4 | 6 | 9 | 8 | 7 | 4 |
Find the arithmetic mean.
By drawing an ogive, estimate the median for the following frequency distribution:
| Weight (kg) | 10 – 15 | 15 – 20 | 20 – 25 | 25 – 30 | 30 – 35 |
| No. of boys | 11 | 25 | 12 | 5 | 2 |
At a shooting competition the score of a competitor were as given below:
| Score | 0 | 1 | 2 | 3 | 4 | 5 |
| No. of shots | 0 | 3 | 6 | 4 | 7 | 5 |
- What was his modal score?
- What was his median score?
- What was his total score?
- What was his mean score?
Find the mode of the following:
6, 7, 1, 8,6,5, 9, 4, 6, 7, 1,3, 2, 6, 7,8
Find the mode of the following frequency distribution:
| Hrs. Spent daily in studies | 3 | 3.5 | 4 | 4.5 | 5 | 5.5 | 6 | 6.5 |
| No. of students | 8 | 7 | 3 | 5 | 10 | 6 | 3 | 4 |
Find the median of:
233, 173, 189, 208, 194, 204, 194, 185, 200 and 220.
The mean of 5 numbers is 27. If one new number is included, the new mean is 25. Find the included number.
Find the mean and the median of: 1.2, 1.9, 2.2, 2.6 and 2.9
A researcher studying the behavior of mice has recorded the time (in seconds) taken by each mouse to locate its food by considering 13 different mice as 31, 33, 63, 33, 28, 29, 33, 27, 27, 34, 35, 28, 32. Find the median time that mice spent in searching its food.
The mean of five positive integers is twice their median. If four of the integers are 3, 4, 6, 9 and median is 6, then find the fifth integer
