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The mean and the standard deviation (sd) of five observations are 9 and 0, respectively. If one of the observations is changed, such that the mean of the new set of five observations becomes 10, then their sd isa)0b)2c)4d)1Correct answer is option 'B'. Can you explain this answer? for JEE 2024 is part of JEE preparation. The Question and answers have been prepared according to the JEE exam syllabus. Information about The mean and the standard deviation (sd) of five observations are 9 and 0, respectively. If one of the observations is changed, such that the mean of the new set of five observations becomes 10, then their sd isa)0b)2c)4d)1Correct answer is option 'B'. Can you explain this answer? covers all topics & solutions for JEE 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The mean and the standard deviation (sd) of five observations are 9 and 0, respectively. If one of the observations is changed, such that the mean of the new set of five observations becomes 10, then their sd isa)0b)2c)4d)1Correct answer is option 'B'. Can you explain this answer?.

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