某商场6月份各天的销售额数据为(单位:万元):257,276,297,252,238,310,240,236.265,278,271,292,261,281,301,274,267,280,291,258,272,284,268,303,273,263,322,249,269,295。该商场日销售额的下四分位数为()
某商场6月份各天的销售额数据为(单位:万元):257,276,297,252,238,310,240,236.265,278,271,292,261,281,301,274,267,280,291,258,272,284,268,303,273,263,322,249,269,295。该商场日销售额的下四分位数为()
A、281.25
B、260.25
C、290.35
D、270.35
正确答案:260.25