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Class 9 Science के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

ScienceIf two groups have the same average but one has much more spread what would be missed by looking only at the average?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceExpert ScienceA study reports only the average but not the spread of data. What information may be hidden?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceHard ScienceWhich problem may be reduced but not completely eliminated by averaging several measurements?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceHard ScienceA student measured temperature three times and obtained different values. What should be done?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceMedium ScienceIf repeated measurements vary sometimes above and sometimes below the expected value what type of error is indicated?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceHard ScienceWhat is the benefit of taking several measurements and calculating the average?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceMedium