Mathematics, 25.01.2020 02:31 jedmnlp5xuks

In a sample of 11 men, the mean height was 178 cm. in a sample of 30 women, the mean height was 167 cm. what was the mean height for both groups put together?

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In a sample of 11 men, the mean height was 178 cm. in a sample of 30 women, the mean height was 167...

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