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Fill in the blanks: (i) Lower class limit of 15-18 is ……… (ii) Upper class limit of 24-30 is …….. (iii) Upper limit of 5-12.5 is ……… (iv) If the upper and the lower limits of a class interval are 16 and 10 ; the class-interval is …….. (v) If the lower and the upper limits of a class interval are 7.5 and 12.5 ; the class interval is …….. |
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Answer» (i) Lower class limit of 15 – 18 is 15. (ii) Upper class limit of 24 – 30 is 30. (iii) Upper limit of 5 – 12.5 is 12.5 (iv) If the upper and lower limits of a class interval are 16 and 10 ; the class interval is 10 – 16. (v) If the lower and upper limits of a class interval are 7.5 and 12.5 ; the class interval is 7.5 – 12.5 |
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