The deviation is 1694.
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For 44 46 33 10 50 27: σ=14.9666
The range is 9 and 3.01 is the standard deviation.
There is no requirement in the question that the classes should be of equal width. Consequently, class widths of 10, 10, 10, 10, 10 and 27 (or 30) will do the trick.
To simplify the ratio 21 to 27, you need to find the greatest common divisor (GCD) of the two numbers, which is 3. Divide both numbers by 3 to simplify the ratio: 21 ÷ 3 = 7 and 27 ÷ 3 = 9. Therefore, the simplified ratio of 21 to 27 is 7 to 9.
1/26 under the assumption that one is using a standard 52 card deck with no jokers. 1/27 if the jokers are included.