Test number | Enrichment design study | Interaction design study | Time interval of test use under | ||
---|---|---|---|---|---|
 | \({\hat \theta ^{T}_{+}}\) | \({\hat \theta ^{T}_{-}}\) | \({\hat \theta ^{T}_{+}}\) | bbs | vbs |
1 | 0.41 [0.11, 0.51] a | –0.21 [–0.39, –0.03] a | 0.57 [0.39, 0.75] a | E- ∞ | I- ∞ |
2 | 0.54 [0.29, 0.78] a | 0.23 [0.01, 0.44] a | 0.39 [0.17, 0.52] a | E-I | never |
3 | 0.66 [0.34, 0.99] a | 0.11 [–0.21, 0.43] | 0.47 [0.13, 0.82] a | E- ∞ | never |
4 | 0.29 [0.07, 0.51] a | – |  | E- ∞ | never |
5 | – | –0.32 [–0.57, –0.06] a | 0.71 [0.56, 0.95] a | I- ∞ | I- ∞ |
6 | – | –0.07 [–0.43, 0.57] | 0.53 [0.07, 0.99] a | I- ∞ | never |