Question
Write the advantages of pilot survey.
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
| Price (₹) | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
| $SS _1$ (Units) | 0 | 0 | 2 | 4 | 6 | 8 | 10 | 12 | 14 |
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Mid-value
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5
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15
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25
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35
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45
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55
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Frequency
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16
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24
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30
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18
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8
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4
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