MTH302 Assignment No.2 Spring2020

MTH302 Assignment No.2 Spring2020

Question 1

 The marks obtained by 30 students in a subject are given below:
Arrange the data into 8 classes with equal class interval and then find the mean of this grouped data.
Arrangement of Data in 8 Classes (Conversion of Ungroup Data into Grouped Data):
Size of Interval= Range of data ÷ Number of classes
 =(Maximum of data-Minimum of data) ÷ 8
=(50-15) ÷ 8
=35 ÷ 8
Therefore size 5 is taken

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