In a study of a gender selection method used to increase the likelihood of a baby being born a girl, 2086 users of the method g
ave birth to 1019 boys and 1067 girls. There is about a 15% chance of getting that many girls if the method had no effect. Because there is a 15% chance of getting that many girls by chance, the method( )
A, has statistical significance
B, has parctical significance
C, does not have statistical significane
D, does not have parctical significance