1.

Find the unknown values in the following :- Class interval:- (0-10, 10-20, 20-30, 30-40, 40-50). Frequency:- (5, 7, X2, 5, X4). Cumulative Frequency:- (5, K1, 18, X3, 30).

Answer»

Class Interval. FREQUENCY CumulativeFrequency 0-10 5 5 10-20 7. x1 20 -30 x2. 18 30-40 v 5 x3 40-50 X4 30Step-by-step EXPLANATION:hope it's helpful to you



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