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Standrd deviation
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XXXXX://en.XXXXXXXXX.org/XXXX/XXXXXXXXX%27s_inequality#Probabilistic_statement</a>)</p><p>2. Looking at XXX table in XXXX XXXX we XXXXX XXX a XXXXXXXXXX XX.56%, XXXX corresponds 1.X x 8.1= XX.XX XXX XXXXX XXX mean XX.X XXXXX XX XX.45 for XXX upper XXXXX. XXX XXXXX XXXXX XXXXX XX XX.3 - 12.15 = XX.XX. XX XXX range of times XXX the 55.XX % XXXXXX XXXXX XX (XX.15, XX.XX)</p><p>3. XXX minimum XXXXXXXXXX of XXXXXXXXX XXX commute XXX times XXXXXXX 3 and XX.6 minutes is XXXXXXXXX on XXX z score. (X - 27.X)/ X.1 XX -3 XXXXXXXX deviations XXXXX XXX mean. XX.X is (XX.X - XX.3) / 8.X XXXXX will XXXX us 3 XXXXXXXX deviations XXXXX. So once XXXXX XXXXXXX XX the table we get 88.89% of XXXXXX XXX in XXXX range XX XXXXXXX XXXXX.</p><p><b>Chebyshev’s Inequality</b>XXXXXXXXX XX the X.S. XXXXXX Bureau, the XXXX of XXX XXXXXXX time to XXXX XXX a resident XX XXXXXX, XXXXXXXXXXXXX, is 27.X minutes. XXXXXX that XXX standard deviation XX XXX commute XXXX is 8.X minutes to XXXXXX the following:</p> <ol><li><p>What minimum XXXXXXXXXX of commuters in XXXXXX XXX a commute XXXX within 2 standard XXXXXXXXXX XX XXX mean?</p></li><li><p>What minimum percentage XX commuters in Boston has a XXXXXXX time XXXXXX X.5 standard deviations XX the XXXX? XXXX are XXX commute times within 1.5 standard XXXXXXXXXX of XXX mean?</p></li><li><p>XXXX XX XXX minimum percentage of commuters XXX have XXXXXXX times XXXXXXX 3 minutes and 51.X minutes?</p></li></ol>">
