[
Hypothesis
]
H
o
: ρ = 0
H
1
: ρ ≠ 0
H
1
: ρ > 0
H
1
: ρ < 0
t
0
= √(n-2) r / √(1-r
2
) =
=
[
Sample Data
]
(
)
X
Y
Main Title
y title
x title
n
x
n
y
Mean
X̄
Ȳ
Sample Variance
(n-1)
S
x
2
S
y
2
S
xy
S
x
S
y
r
Execute
Regression Line
Graph Save