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Students of a large university spend an average of $5 a day on lunch. The standard deviation of the expenditure is $3. A simpStudents of a large university spend an average of $5 a day on lunch. The standard deviation of the expenditure is $3. A simpStudents of a large university spend an average of $5 a day on lunch. The standard deviation of the expenditure is $3. A simp

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Answer: standard eroon sampic mean or (A Standard deviation of (a) SE - داری 3556 -0.5 option (a) (b) The standard deviation

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