30 random samples of high school students were asked if they played a sport for their high school. Each sample was 20 students. The dot plot represents the 30 random sample proportions. Choose ALL that are correct.

A) A sample proportion of 0.20 means that 4 of 20 high school students responded that they play a sport.

B) Based on the sample distribution, the best prediction for the proportion of all high school students that play a sport is 0.10.

C) The mean of the 30 sample proportions calculated to the nearest hundredth is 0.16.

D) The shape of the sample distribution is fairly symmetrical.