79. What is the 90% confidence interval for the difference in population proportions, p1 – p2 , given the following sample data: [-0.0772 , 0.1172] [-0.0499 . 0.0899] [-0.0710 , 0.1110] [-0.0603 , 0.1003]

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79. What is the 90% confidence interval for the difference in population proportions, p1 – p2 , given the following sample data:

[-0.0772 , 0.1172]

[-0.0499 . 0.0899]

[-0.0710 , 0.1110]

[-0.0603 , 0.1003]

n₁ = 144
n2 = 169
℗₁ = 0.40
℗₂ = 0.38
2
Transcribed Image Text:n₁ = 144 n2 = 169 ℗₁ = 0.40 ℗₂ = 0.38 2
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