Frequency distribution of marks obtained by 90 students is given below. Compute: (a) Arithmetic mcan, (h) Mode, (c) Standard Deviation and (d) Coefficient of Skewness. No. of students . Marks No. of...

Frequency distribution of marks obtained by 90 students is given below. Compute: (a)<br>Arithmetic mcan, (h) Mode, (c) Standard Deviation and (d) Coefficient of Skewness.<br>No. of students .<br>Marks<br>No. of students<br>Marks<br>20–30<br>5<br>60-70<br>18<br>30-40<br>12<br>70-80<br>10<br>40-50<br>15<br>80-90<br>50-60<br>20<br>90 and above<br>

Extracted text: Frequency distribution of marks obtained by 90 students is given below. Compute: (a) Arithmetic mcan, (h) Mode, (c) Standard Deviation and (d) Coefficient of Skewness. No. of students . Marks No. of students Marks 20–30 5 60-70 18 30-40 12 70-80 10 40-50 15 80-90 50-60 20 90 and above

Jun 07, 2022

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Frequency distribution of marks obtained by 90 students is given below. Compute: (a) Arithmetic mcan, (h) Mode, (c) Standard Deviation and (d) Coefficient of Skewness. No. of students . Marks No. of...

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