The value of (10)0×(20)0×(30)0 is:
Find the mean, median and mode of the following data: Class0−5050−100100−150150−200200−250250−300300−350Frequency2356531
Find the mean of the step deviations: Class intervalFrequency(fi)Class mark(xi)di=xi−aui=dih0−1004050−200−2100−20039150−100−1200−3003425000300−400303501001400−500454502002