【摘要】 通过实际测量和匿名调查,调查了683名陕西大学生的身高,用EpiData软件进行数据录入,Spass 13.0软件进行统计分析。结果表明:儿子的身高均值比父代身高均值高1.05cm(t=3.40;p<0.001),女儿的身高均值比母代身高均值高1.47cm(t=6.10;p<0.001),总的变异趋势是群体的身高在增高。从相关系数和遗传率都可以看出,身高主要与遗传有关,男青年的最终身高其父亲的影响比母亲重要,母亲身高对女儿身高的影响更为明显些。更多还原

【Abstract】 This paper in vestigates anonymously the height of 683 Shaanxi university students and uses the software of EpiData for data entry and SPSS 13.0 for data analysis.The result indicates that the average height of sons is higher 1.05cm(t=3.40;p<0.001) compared to their fathers.The average height of daughters is higher 1.47cm(t=6.10;p<0.001) compared to their mothers.The general tendency of height is increasing.The analysis of correlation coefficient and heritability shows that the height is related to heredity mainly.The height influence of father’s is more than that of mother’s to the final height of male youth.The height influence of mother’s is more obvious than that of father’s to the final height of daughter.更多还原