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Calculate the mean of the grouped data from the given frequency distribution. (Round to nearest tenth) Class Frequency (f) 30 to 39 2 40 to

Calculate the mean of the grouped data from the given frequency distribution. (Round to nearest tenth)

Class

Frequency (f)

30 to 39

2

40 to 49

2

50 to 59

2

60 to 69

5

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