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प्रश्न
Let m be the midpoint and b be the upper limit of a class in a continuous frequency distribution. The lower limit of the class is
पर्याय
2m – b
2m + b
m – b
m – 2b
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उत्तर
Let m be the midpoint and b be the upper limit of a class in a continuous frequency distribution. The lower limit of the class is 2m – b
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संबंधित प्रश्न
The scores in mathematics test (out of 25) of 15 students is as follows:
19, 25, 23, 20, 9, 20, 15, 10, 5, 16, 25, 20, 24, 12, 20
Find the mode and median of this data. Are they same?
The weights (in kg.) of 15 students of a class are:
38, 42, 35, 37, 45, 50, 32, 43, 43, 40, 36, 38, 43, 38, 47
- Find the mode and median of this data.
- Is there more than one mode?
The mode is always one of the numbers in a data.
In the following table, the information is given about the number of families and the siblings in the families less than 14 years of age. Find the mode of the data.
| No. of siblings | 1 | 2 | 3 | 4 |
| Families | 15 | 25 | 5 | 5 |
Find the mean and the mode for the following data:
| Term | 18 | 22 | 23 | 30 | 34 | 38 |
| Frequency | 3 | 5 | 10 | 2 | 8 | 2 |
Find the mode of:
| Height (cm) | 37 | 38 | 39 | 40 | 41 |
| Number of plants | 46 | 89 | 93 | 90 | 153 |
Find the mode of the following data.
2, 4, 5, 2, 6, 7, 2, 7, 5, 4, 8, 6, 10, 3, 2, 4, 2
Mean, Median and Mode may be the same for some data.
Mode of the data is always from the given data.
Observe the data and answer the questions that follow:
16, 15, 16, 16, 8, 15, 17
- Which data value can be put in the data so that the mode remains the same?
- At least how many and which value(s) must be put in to change the mode to 15?
- What is the least number of data values that must be put in to change the mode to 17? Name them.
