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  1. Prepare
  2. Tutorials
  3. 10 Days of Statistics
  4. Day 1: Standard Deviation
  5. Discussions

Day 1: Standard Deviation

  • [deleted]     + 0 comments
    def stdDev(arr):
    # Print your answers to 1 decimal place within this function
    s = sum(arr)
    l = len(arr)
    mean = s/l
    
    a=[]
    
    for i in range(l):
        ans = abs(arr[i]-mean)
        new_ans = ans*ans
        a.append(new_ans)
    
    new_sum = sum(a)
    standard = new_sum / l
    answer = math.sqrt(standard)
    print(f"{answer:.1f}")