A2 Applied Ch 1.3 Hypothesis Test for Correlation
Checks for understanding
n | r | Sig | H1 | Crit Region | Significant? |
8 | 0.7577 | 1 | ρ > 0 | |r| > 0.7887 | Not Sig |
9 | 0.5086 | 10 | ρ > 0 | |r| > 0.4716 | Sig |
10 | | 5 | ρ < 0 | |r|> 0.5494 | Not Sig |
11 | 0.5484 | 5 | ρ ≠ 0 | |r| > 0.6021 | Not Sig |
8 | | 2.5 | ρ < 0 | |r|> 0.7067 | Sig |
12 | | 10 | ρ < 0 | |r|> 0.3981 | Sig |
12 | 0.7389 | 1 | ρ ≠ 0 | |r| > 0.7079 | Sig |
9 | 0.4216 | 10 | ρ > 0 | |r| > 0.4716 | Not Sig |
8 | 0.6355 | 5 | ρ > 0 | |r| > 0.6215 | Sig |
12 | | 5 | ρ ≠ 0 | |r| > 0.576 | Sig |
9 | | 5 | ρ < 0 | |r|> 0.5822 | Sig |
12 | | 1 | ρ < 0 | |r|> 0.6581 | Not Sig |
n | r | Sig | H1 | Crit Region | Significant? |
8 | 0.7577 | 1 | ρ > 0 | |r| > 0.7887 | Not Sig |
9 | 0.5086 | 10 | ρ > 0 | |r| > 0.4716 | Sig |
10 | | 5 | ρ < 0 | |r|> 0.5494 | Not Sig |
11 | 0.5484 | 5 | ρ ≠ 0 | |r| > 0.6021 | Not Sig |
8 | | 2.5 | ρ < 0 | |r|> 0.7067 | Sig |
12 | | 10 | ρ < 0 | |r|> 0.3981 | Sig |
12 | 0.7389 | 1 | ρ ≠ 0 | |r| > 0.7079 | Sig |
9 | 0.4216 | 10 | ρ > 0 | |r| > 0.4716 | Not Sig |
8 | 0.6355 | 5 | ρ > 0 | |r| > 0.6215 | Sig |
12 | | 5 | ρ ≠ 0 | |r| > 0.576 | Sig |
9 | | 5 | ρ < 0 | |r|> 0.5822 | Sig |
12 | | 1 | ρ < 0 | |r|> 0.6581 | Not Sig |