... C: 45, 32 , 12, 23, 26, 27, 39 1401, 138 8, 136 8, 137 9, 138 2, 138 3, 139 5 225, 160, 50, 115, 130 , 135 , 195 Ask at least two of your friends to, by inspection, identify the most variable and least ... standard for error distributions 35 0 Figure 3. 9 The sum of squared deviations for estimate of an unknown value M by the data 6.4694, 5.096, 6. 035 9, 5 .37 25, 6. 535 4, 6.5529, 5.79 63, 3. 945, 6. 132 6, ... b c (3: 84) The t-distribution and the second secret of statistics and view this as an equation for xci We solve Eq 3. 84 for xci and obtain ˆ ˆ x^i ¼ c ½X i þ bðY i À aÞ ð1 þ b2 Þ (3: 85) and then...