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  1. Prepare
  2. Artificial Intelligence
  3. Probability & Statistics - Foundations
  4. Day 1: Standard Deviation Puzzles #2
  5. Discussions

Day 1: Standard Deviation Puzzles #2

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9 Discussions

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  • bbehmori
     + 0 comments
    data_point = 90.25 / 100  # convert to meter  
mean = 0.675
stdev = 0.065
z_score = (data_point - mean) /stdev
round(z_score, 2)

  • pietmuis
     + 0 comments

    Gosh, interpreted the question wrong. I thought the station received that normal delivery and sold 11 * 47000. Took me a while to figure it out...

  • shinde_shekhar11
     + 0 comments
    round((.9025-.675) / .065,2)

  • JShippers
     + 0 comments

    I didn't have any problems submitting the answer to this question to 2dp.

  • wingardc
     + 0 comments

    Oh, look, another problem where I have to read the discussion section (where spoilers usually abound) to get the entire and/or correct problem statement. Classic HackerRank.