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12 questions from this quiz
Population correlation coefficient
No correlation (ρ=0\rho = 0ρ=0)
y=a+bxy = a + bxy=a+bx
Measurement errors
H1:ρ>0H_1: \rho > 0H1:ρ>0
When r>r >r> critical value
Do not reject H0H_0H0
Insufficient evidence of correlation
H1:ρ≠0H_1: \rho \neq 0H1:ρ=0
Reject H0H_0H0
97.5%
Sufficient evidence of correlation
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