the mean of 5 observations is 8, and mean of 7 observations is 7, then find 5th observation
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The mean of 5 observations is 8, and mean of 4 observations is 7, then find 5th observation
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question is wrong please change it and watch it from the book again
The mean of 5 observations is 8, and mean of 4 observations is 7, then find 5th observation
can u pls solve it
...
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Answer:
5×8=40
7×7=49
5th observation=49-40=9
Hope it helps u
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