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Sample Size

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

ScienceWhat can be the benefit of increasing the number of samples in an experiment?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationEasy ScienceWhat may be a benefit of using three plants in an experiment?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationEasy ScienceWhat is the benefit of increasing the number of samples in a fair experiment?Class 9Exploration: Entering the World of Secondary ScienceHypothesis and experimentationEasy ScienceA student repeatedly measured the height of only one plant. What limitation will remain in the conclusion?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsExpert ScienceThree groups of seeds were kept at different temperatures but each group contained only one seed. What is the best way to increase the reliability of the conclusion?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsHard ScienceWhat is the main advantage of increasing sample size in a scientific investigation?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsHard ScienceA student concluded that all black surfaces absorb more heat after observing only one black plate. What is the main weakness of this conclusion?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsHard ScienceWhy is keeping the number of samples equal useful when comparing two groups?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsMedium ScienceWhat is the benefit of increasing the sample size in a scientific investigation?Class 9Exploration: Entering the World of Secondary ScienceScientific questions and observationsMedium ScienceWhy is a large sample useful in a scientific study?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceMedium ScienceWhy can a study with a very large sample still reach a wrong conclusion?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceHard ScienceWhat is one advantage of using a larger sample in a scientific study?Class 9Exploration: Entering the World of Secondary ScienceNature and meaning of scienceMedium