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प्रश्न
The relationship between mean, median and mode for a moderately skewed distribution is.
पर्याय
Mode = 2 Median - 3 Mean
Mode = Median - 2 Mean
Mode = 2 Median - Mean
Mode = 3 Median - 2 Mean
उत्तर
Mode = 3Median - 2Mean
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संबंधित प्रश्न
The following data gives the distribution of total monthly household expenditure of 200 families of a village. Find the modal monthly expenditure of the families. Also, find the mean monthly expenditure.
| Expenditure (in Rs) | Number of families |
| 1000 − 1500 | 24 |
| 1500 − 2000 | 40 |
| 2000 − 2500 | 33 |
| 2500 − 3000 | 28 |
| 3000 − 3500 | 30 |
| 3500 − 4000 | 22 |
| 4000 − 4500 | 16 |
| 4500 − 5000 | 7 |
Find the mode of the following data:
15, 8, 26, 25, 24, 15, 18, 20, 24, 15, 19, 15
The agewise participation of students in the annual function of a school is shown in the following distribution.
| Age (in years) | 5 - 7 | 7 - 9 | 9 - 11 | 11 – 13 | 13 – 15 | 15 – 17 | 17 – 19 |
| Number of students | x | 15 | 18 | 30 | 50 | 48 | x |
Find the missing frequencies when the sum of frequencies is 181. Also find the mode of the data.
Mode is
One of the methods of determining mode is ______.
Calculate the mode of the following distribution:
| Class | 10 − 15 | 15 − 20 | 20 − 25 | 25 − 30 | 30 − 35 |
| Frequency | 4 | 7 | 20 | 8 | 1 |
Find the mode of the following frequency distribution:
| x | 10 | 11 | 12 | 13 | 14 | 15 |
| f | 1 | 4 | 7 | 5 | 9 | 3 |
For the following distribution
| Monthly Expenditure (Rs.) | No. of families |
| Expenditure less than Rs. 10,000 | 15 |
| Expenditure les than Rs. 13,000 | 31 |
| Expenditure les than Rs. 16,000 | 50 |
| Expenditure les than Rs. 19,000 | 67 |
| Expenditure les than Rs. 22,000 | 85 |
| Expenditure les than Rs. 25,000 | 100 |
The number of families having expenditure range (in ?) 16,000 - 19,000 is?
For ‘more than ogive’ the x-axis represents ______.
The weight of coffee in 70 packets are shown in the following table:
| Weight (in g) | Number of packets |
| 200 – 201 | 12 |
| 201 – 202 | 26 |
| 202 – 203 | 20 |
| 203 – 204 | 9 |
| 204 – 205 | 2 |
| 205 – 206 | 1 |
Determine the modal weight.
