《Table 1 Correlation analysis of wheat and maize》

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《An Empirical Study on the Relationship between the Price of Maize and Wheat》

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Generally，before conducting empir-ical analysis，a correlation test should be conducted.Only if there is a high correlation between variables，will the further empirical analysis make sense.Through the correlation test between the maize production price index（Y）and the wheat production price index（X），we obtained the following results（Table 1）.