|
Screening and recruiting hours per completion |
Hours per completion |
Overall cost per interview |
|
Ratio (cell/landline) |
SRHPC ratio |
HPC ratio |
Cost ratio |
Mean |
2.53 |
2.00 |
2.05 |
Minimum |
1.21 |
1.17 |
1.35 |
Maximum |
5.37 |
3.47 |
3.97 |
N |
26 |
26 |
20 |
Std. deviation |
1.02 |
0.63 |
0.77 |