请教数据怎样分析？

下面是47个产品高温前后测量的一个指标数据，请教各位大虾如何分析温度对指标的影响呢？
产品编号 高温前 高温后
1# 33.77% 32.81%
2# 32.62% 32.69%
3# 33.28% 32.97%
4# 32.81% 33.05%
5# 32.66% 32.62%
6# 32.39% 32.09%
7# 32.27% 32.05%
8# 33.45% 32.81%
9# 32.97% 32.81%
10# 32.43% 32.66%
11# 32.46% 32.85%
12# 32.16% 32.12%
13# 32.77% 32.77%
14# 32.54% 33.01%
15# 32.50% 32.27%
16# 33.37% 33.45%
17# 32.66% 32.31%
18# 33.41% 33.41%
19# 32.93% 33.17%
20# 33.45% 33.98%
21# 33.17% 33.20%
22# 33.09% 33.09%
23# 33.05% 32.97%
24# 33.57% 33.73%
25# 32.77% 33.20%
26# 32.81% 32.93%
27# 33.37% 33.28%
28# 32.69% 32.97%
29# 32.77% 32.93%
30# 33.01% 33.09%
31# 33.32% 33.41%
32# 33.32% 33.49%
33# 33.45% 33.57%
34# 33.09% 33.20%
35# 33.41% 33.90%
36# 33.20% 32.89%
37# 32.05% 32.54%
38# 33.05% 33.05%
39# 33.45% 33.73%
40# 32.16% 32.85%
41# 32.20% 32.39%
42# 32.12% 32.20%
43# 33.45% 33.90%
44# 32.20% 32.39%
45# 33.37% 33.17%
46# 33.24% 32.85%
47# 32.85% 32.66%