Table 2 Results of unpaired t-test. An unpaired t-test and 95% confidence interval are calculated in SPSS assuming unequal variances using the hypothetical data from Table 1 and three other hypothetical plate experiments. The P-value is from a two-tailed test assuming a mean difference of 0
Sample type A \( {\Delta C}_{q;r,A}^{(w)} \) | Sample type B \( {\Delta C}_{q;r,B}^{(w)} \) | ||
|---|---|---|---|
r = 1 | 1.1387 | 1.4077 | |
r = 2 | 0.845 | 1.291 | |
r = 3 | 0.499 | 1.496 | |
r = 4 | 0.699 | 1.172 | |
Mean \( {\Delta C}_q^{(w)} \) | 0.7954 | 1.3417 | |
SD | 0.269 | 0.141 | |
N | 4 | 4 | |
\( {\Delta \Delta C}_q^{(w)} \) | −0.546 | ||
T for \( {\Delta \Delta C}_q^{(w)} \) | −3.60 | ||
P | 0.019 | ||
95% CI for \( {\Delta \Delta C}_q^{(w)} \) | (−0.949, −0.143) | ||
Estimated Expression Ratio \( {10}^{-\Delta \Delta {C}_q^{(w)}} \) | 3.52 | ||
95% CI for \( {10}^{-\Delta \Delta {C}_q^{(w)}} \) | (1.33, 9.29) |