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प्रश्न
The upper limit of the modal class of the given distribution is:
| Height [in cm] | Below 140 | Below 145 | Below 150 | Below 155 | Below 160 | Below 165 |
| Number of girls | 4 | 11 | 29 | 40 | 46 | 51 |
पर्याय
165
160
155
150
उत्तर
150
Explanation:
| Height (in cm) |
Number of girls (c.f.) |
Frequency (f) |
| Below 140 | 4 | 4 |
| Below 145 | 11 | 7 |
| Below 150 | 29 | 18 |
| Below 155 | 40 | 11 |
| Below 160 | 46 | 6 |
| Below 165 | 51 | 5 |
∴ Modal class is below 150.
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A student noted the number of cars passing through a spot on a road for 100 periods each of 3 minutes and summarised it in the table given below. Find the mode of the data.
| Number of cars | 0 − 10 | 10 − 20 | 20 − 30 | 30 − 40 | 40 − 50 | 50 − 60 | 60 − 70 | 70 − 80 |
| Frequency | 7 | 14 | 13 | 12 | 20 | 11 | 15 | 8 |
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| Age (in years): | 16-18 | 18-20 | 20-22 | 22-24 | 24-26 |
| Group A: | 50 | 78 | 46 | 28 | 23 |
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The following is the distribution of height of students of a certain class in a certain city:
| Height (in cm): | 160 - 162 | 163 - 165 | 166 - 168 | 169 - 171 | 172 - 174 |
| No. of students: | 15 | 118 | 142 | 127 | 18 |
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Compute the mode from the following data:
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Find the mode from the following information:
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