在整理數(shù)據(jù)5,5,3,■,2,4時(shí),■處的數(shù)據(jù)看不清,但從扇形統(tǒng)計(jì)圖的答案上發(fā)現(xiàn)數(shù)據(jù)5的圓心角是180°,則■處的數(shù)據(jù)是( ?。?br/>A. 2
B. 3
C. 4
D. 5
∵扇形統(tǒng)計(jì)圖的答案上發(fā)現(xiàn)數(shù)據(jù)5的圓心角是180°,
∴5所占的百分比為
=
,
又∵共有6個(gè)數(shù)據(jù),
∴5有3個(gè)數(shù)據(jù),
∴■處的數(shù)據(jù)是5.
故選D