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प्रश्न
Harmonic mean is better than other means if the data are for
विकल्प
Speed or rates.
Heights or lengths.
Binary values like 0 and 1.
Ratios or proportions.
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उत्तर
Speed or rates.
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संबंधित प्रश्न
Find lower quartile, upper quartile, 7th decile, 5th decile and 60th percentile for the following frequency distribution.
| Wages | 10 - 20 | 20 - 30 | 30 - 40 | 40 - 50 | 50 - 60 | 60 - 70 | 70 - 80 |
| Frequency | 1 | 3 | 11 | 21 | 43 | 32 | 9 |
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 |
The mean of the values 11, 12, 13, 14 and 15 is
The first quartile is also known 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:
What are the advantages of using mode?
Which of the following best describes a 'measure of central tendency'?
Which type of average is defined as the value repeated the maximum number of times in a dataset?
The sum of deviations of all observations from the arithmetic mean of a dataset is always ______.
