library book cipher letter frequencies
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ABCDEFGHIJKLMNOPQRSTUVWXYZAAAB
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lettercountfrequencyexpected first letter frequencydifferenceexpected overall frequencydifferenceexpected double letter frequencycipher's double letter frequencydifferencefirst letter diff^2overall diff^2
double diff^2
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A9411.30%11.68%-0.38%8.17%3.13%0.08%1.32%1.25%0.000014740.000980360.0001556516115
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B283.37%4.43%-1.07%1.49%1.87%0.02%0.24%0.23%0.000114190.000350960.000005080153563
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C263.13%5.24%-2.11%2.78%0.34%0.06%0.00%-0.06%0.000446480.000011760.0000003862695092
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D394.69%3.17%1.51%4.25%0.43%0.19%0.12%-0.07%0.000229070.000018880.0000004399229806
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E172.04%2.80%-0.76%12.70%-10.66%0.46%0.00%-0.46%0.000057110.011360850.00002082921972
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F313.73%4.03%-0.30%2.23%1.50%0.12%0.24%0.12%0.000009060.000224390.000001419967519
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G131.56%1.64%-0.08%2.02%-0.45%0.08%0.00%-0.08%0.000000630.000020480.0000005906904684
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H354.21%4.20%0.01%6.09%-1.89%0.05%0.12%0.07%0.000000000.000356180.000000540122002
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I678.05%7.29%0.76%6.97%1.09%0.04%0.36%0.32%0.000057590.000118130.00001047417576
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J101.20%0.51%0.69%0.15%1.05%0.00%0.00%0.00%0.000047740.000110020.0000000001214972919
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K50.60%0.46%0.14%0.77%-0.17%0.01%0.00%-0.01%0.000002100.000002930.000000004223616913
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L283.37%2.42%0.95%4.03%-0.66%0.61%0.00%-0.61%0.000090320.000043510.00003718639674
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M465.53%3.83%1.70%2.41%3.12%0.13%0.36%0.23%0.000289970.000975220.000005502025133
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N384.57%2.28%2.28%6.75%-2.18%0.10%0.00%-0.10%0.000521350.000475980.0000009049933798
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O627.45%7.63%-0.18%7.51%-0.06%0.33%0.48%0.16%0.000003210.000000300.000002433367878
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P121.44%4.32%-2.88%1.93%-0.49%0.11%0.00%-0.11%0.000827540.000023690.000001310112365
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Q00.00%0.22%-0.22%0.10%-0.10%0.00%0.00%0.00%0.000004930.000000900.0000000001509930271
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R70.84%2.83%-1.98%5.99%-5.15%0.12%0.00%-0.12%0.000393890.002647780.000001444766979
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S536.37%6.69%-0.32%6.33%0.04%0.44%0.36%-0.08%0.000009970.000000190.0000005777754213
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T9211.06%15.98%-4.92%9.06%2.00%0.71%1.20%0.50%0.002420940.000400680.00002460942254
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U30.36%1.18%-0.82%2.76%-2.40%0.01%0.00%-0.01%0.000067640.000574760.00000001238741175
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V00.00%0.82%-0.82%0.98%-0.98%0.00%0.00%0.00%0.000067900.000095650.0000000003327522858
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W526.25%5.50%0.75%2.36%3.89%0.15%0.24%0.09%0.000056700.001513210.0000008885784649
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X00.00%0.05%-0.05%0.15%-0.15%0.06%0.00%-0.06%0.000000200.000002250.0000003955183042
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Y748.89%0.76%8.13%1.97%6.92%0.03%0.24%0.21%0.006611690.004788960.000004347908156
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Z00.00%0.05%-0.05%0.07%-0.07%0.01%0.00%-0.01%0.000000200.000000550.00000001156954835
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Total:Total:Total:Distance:Distance:Distance:
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-0.000010000.000010000.014059440.111108800.158425250.01658438
31
Average:Average:Average:
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0.00%0.00%0.05%
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