Find the following data of the marks obtained by students of class X Marks No of students 0-10 8 10-20 12 20-30 20 30-40 30 40-50 10 50-60 10 I) How many students secured less than 40 marks? a) 70 b) 40 c) 80 d) 30 II) What is the upper limit of the modal class? a) 10 b) 20 c) 30 d) 40 III) The upper limit of the median class is _ IV) Cumulative frequency table is constructed to determine a) Mean b) Median c) Mode d) All these

Find the following data of the marks obtained by students of class X

1.	Find the following data of the marks obtained by students of class X Marks No of students 0-10 8 10-20 12 20-30 20 30-40 30 40-50 10 50-60 10 I) How many students secured less than 40 marks? a) 70 b) 40 c) 80 d) 30 II) What is the upper limit of the modal class? a) 10 b) 20 c) 30 d) 40 III) The upper limit of the median class is _ IV) Cumulative frequency table is constructed to determine a) Mean b) Median c) Mode d) All these
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