Two Populations

$n_1$

x̄₁p̄₁

$n_2$

x̄₂

σ₂

$\text{Confidence Level:}$ %

Example 1 • Example 2

$H_o$:	$\mu_d$		0
$H_a$:	μ₁ - μ₂$\mu_d$	< > ≠	$D_o$

$n_1$

$\bar{x}_1$$\bar{p}_1$

$n_2$

$\bar{x}_2$

σ₂

$\text{Level of Significance:}$

$\alpha$ =

$\text{Matched Samples}$

Example 1 • Example 2