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From the frequency distribution of student marks, tell what is the number of people whose marks is less than 22.5? Class12.5−17.517.5−22.522.5−27.527.5−32.532.5−37.5Frequency222191413 |
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Answer» From the frequency distribution of student marks, tell what is the number of people whose marks is less than 22.5? Class12.5−17.517.5−22.522.5−27.527.5−32.532.5−37.5Frequency222191413 |
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