Mathematics, 31.03.2022 18:20 tryintopassenioryear
A study of the ages of 100 persons grouped into intervals 20—22, 22—24, 24—26……, revealed the mean agae and standard deviation to be 32. 02 and 13. 18,respectively. While checking, it was discovered that the observation 57 wasmisread as 27. Calculate the correct mean age and standard deviation
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A study of the ages of 100 persons grouped into intervals 20—22, 22—24, 24—26……, revealed the mean a...
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