问题
问答题 简答题
用两种物质标定NaOH溶液的浓度(单位为mol∙L-1)得如下结果:
A、0.09785,0.09790,0.09710,0.09895
B、0.09710,0.09795,0.09785,0.09700,0.09705
试问这两组数据之间是否存在显著性差异(P=95%)?
答案
参考答案:
用两种物质标定NaOH溶液的浓度(单位为mol∙L-1)得如下结果:
A、0.09785,0.09790,0.09710,0.09895
B、0.09710,0.09795,0.09785,0.09700,0.09705
试问这两组数据之间是否存在显著性差异(P=95%)?
参考答案: