Question

02) Krom the following table ,estimate the number of students who obtained narks between 40 and 45 with the help of Newton's Forward interpolation Formula. Marks 30-40 40-50 50-60 60-70 70-80 31 42 51 35 31 Number of students solution this q
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Answer 1

Hence the number of students getting marks between 40 and 45 = 51 − 31 = 20.