Question

The scores of 20 students in a test is tabulated as follows. Find the mode

of data

Marks 10-20 20-30 30-40 40-50 50-60

No. of Students 1 6 7 4 2​

Answer 1

Step-by-step explanation:

Answer is in the attachment

Hope it helps you

Answer 2

Answer:

mark the larger frequency and

later the marked lower limit is =L

marked frequency =F¹

upper frequency =F⁰

lower frequency =F2

the difference of upper limit and lower limit = H

then substitute the given in formula

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