Question

Find mean of the following
data
9, 7, 11,13,2,4,55​

Answer 1

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What second world war happened???

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World War II began in Europe on September 1, 1939, when Germany invaded Poland. Great Britain and France responded by declaring war on Germany on September 3. The war between the U.S.S.R. and Germany began on June 22, 1941, with the German invasion of the Soviet Union

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Answer 2

Answer:

This is your answer

Explanation:

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