Advertisements
Advertisements
प्रश्न
Harmonic mean is better than other means if the data are for
पर्याय
Speed or rates.
Heights or lengths.
Binary values like 0 and 1.
Ratios or proportions.
उत्तर
Speed or rates.
APPEARS IN
संबंधित प्रश्न
Find the first quartile and third quartile for the given observations.
2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22
The monthly incomes of 8 families in rupees in a certain locality are given below. Calculate the mean, the geometric mean and the harmonic mean and confirm that the relations among them holds true. Verify their relationships among averages.
| Family: | A | B | C | D | E | F | G | H |
| Income (Rs.): | 70 | 10 | 50 | 75 | 8 | 25 | 8 | 42 |
Calculate AM, GM and HM from the following data and also find its relationship:
| Marks: | 0 - 10 | 10 - 20 | 20 - 30 | 30 - 40 | 40 - 50 | 50 - 60 |
| No. of students: | 5 | 10 | 25 | 30 | 20 | 10 |
Which of the following is positional measure?
The geometric mean of two numbers 8 and 18 shall be
The correct relationship among A.M., G.M. and H.M. is
Median is the same as:
Find out the GM for the following.
| Yield of Rice (tones) | No. of farms |
| 7.5 - 10.5 | 5 |
| 10.5 - 13.5 | 9 |
| 13.5 - 16.5 | 19 |
| 16.5 - 19.5 | 23 |
| 19.5 - 22.5 | 7 |
| 22.5 - 25.5 | 4 |
| 25.5 - 28.5 | 1 |
The measure of central tendency that does not get affected by extreme values:
Define the mean.
