題目:抽樣調(diào)查時,在調(diào)查中應(yīng)盡量提高“應(yīng)答”率,為了避免產(chǎn)生較大偏倚,一般認為“應(yīng)答”率應(yīng)該超過 ()
2024-10-30
A85%
B80%
C75%
D79%
B80%
C75%
D79%
正確答案:A
試題解析: