tpayne7493
2 Answers
ROMOS
Quasi-experiments are subject to concerns regarding internal validity, because the treatment and control groups may not be comparable at baseline. With random assignment, study participants have the same chance of being assigned to the intervention group or the comparison group.
| 9 years ago. Rating: 2 | |
cdolly1998
Before long Heuer started adding various scales to the Carrera to aid in precision timekeeping. Here we see a 2447NT with link the T representing the tachymeter scale on the outer edge of the dial. link While it adds a certain functionality it makes the dial a bit busier taking away some of link the purity of Jack's original design.
| 3 months ago. Rating: 0 | |
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