Math, asked by kvttiwari, 6 months ago

19. निम्न श्रेणी से समान्तर माध्य ज्ञात कीजिये-
Calculate arithmetic mean from the following series by step deviation method:
Central Size
10,20,30,40,50,60,70

Frequency
7,12,17,29,31,5,3

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Answers

Answered by Anonymous

3

Answer:

mean = samesan fixi/samesan fi

Answered by cutepie5482

1

Answer:

dear don't understand this question sorry

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