| छात्र | अंक |
| रवि | $25, 50, 45, 30, 70, 42, 36, 48, 35, 60$ |
| हसीना | $10, 70, 50, 20, 95, 55, 42, 60, 48, 80$ |
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| ऊंचाई (सेमी में) | $70-75$ | $75-80$ | $80-85$ | $85-90$ | $90-95$ | $95-100$ | $100-105$ | $105-110$ | $110-115$ |
| बच्चों की संख्या | $3$ | $4$ | $7$ | $7$ | $15$ | $9$ | $6$ | $6$ | $3$ |
| भौतिकी | रसायन विज्ञान | गणित | जीव विज्ञान | |
|---|---|---|---|---|
| माध्य | $20$ | $25$ | $23$ | $27$ |
| मानक विचलन | $3$ | $2$ | $4$ | $5$ |
| आकार $(x_i)$ | $3.5$ | $4.5$ | $5.5$ | $6.5$ | $7.5$ | $8.5$ | $9.5$ |
| आवृत्ति $(f_i)$ | $3$ | $7$ | $22$ | $60$ | $85$ | $32$ | $8$ |
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