Table VII

Equivalence Test Calculations for Sampling Point 4: Log₁₀-Transformed Count Data

Sample Number	Sampling Point 4 Log (CFU)
Sample Number	PC	GD	Diff
1	2.238	2.326	0.088
2	2.017	2.009	−0.008
3	1.839	1.991	0.152
4	1.724	1.826	0.102
5	1.398	1.531	0.134
6	1.556	1.778	0.222
7	2.164	2.328	0.164
8	1.568	1.613	0.045
9	1.556	1.556	0.000
10	1.568	1.672	0.104
11	1.690	1.813	0.123
12	1.653	1.699	0.046
13	1.756	1.881	0.125
14	1.230	1.342	0.112
15	1.580	1.568	−0.012
16	1.792	1.919	0.127
17	1.301	1.322	0.021
18	2.149	2.152	0.003
19	1.322	1.398	0.076
20	1.255	1.279	−0.023
Average	1.67	1.75	0.080
Maximum	2.24	2.33	0.222
Minimum	1.23	1.28	−0.023
Number of pairs		n	20
Average difference		Avg	0.0799
Standard deviation		Std Dev	0.0683
Standard error		Std Err	0.0157
t statistic, 95^th percentile		t	1.7291
Lower confidence limit		LCL	0.0529
As % of PC mean
Average difference		Avg	4.6%
Lower confidence limit		LCL	3.0%