and proceeded to try to evaluate them to see how strong they were.

试着评估下他们的效力如何
Then we looked at what was called the macro level variable,

然后我们观察了所谓的宏观变量
so the demographic variables of the districts,

就是每个区域的人口变数
to see if there was a way of predicting

试图得知是否有方法能够预测
who had a better versus a worse policy.

相比之下谁的政策较好谁的较坏
As I said, my hypothesis was at the poorer districts,

我说过的我假设在比较穷的地方
the more urban districts were going to end up with worse policies,

越是城市化的地区越容易有较差的政策
and I imagined that some of the wealthier districts

同时在比较富裕的地区
would have stronger policies.

政策的效力货比较好
We ended up looking primarily at variables

我最后只是主要看了下变量
like the population of the district, how big it was,

比如每个区域的人口是多少
the percentage of kids in that district with free reduced lunch--

有多少孩子吃的是免费的减量午餐