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AP EAMCET2020MathematicsStatistics

If the arithmetic mean of the following frequency table is 50 , then array |c|c| Class & Frequency 0-20 & 17 20-40 & f₁ 40-60 & 32 60-80 & f₂ 80-100 & 19 & 1 2 0 array

Options

  1. Af₁=27 f₂=35
  2. Bf₁=30 f₂=22
  3. Cf₁=28 f₂=24
  4. Df₁=32 f₂=20

Correct answer

C. f₁=28 f₂=24

Step-by-step solution

No solution. Refer to answer key.

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