Testing Hypothesis : Population Mean μ
[
Hypothesis
]
H
o
: μ = μ
o
H
1
: μ ≠ μ
o
H
1
: μ > μ
o
H
1
: μ < μ
o
[
Test Type
]
t-test
Z-test
σ
2
=
Significance Level
α
=
(0 < α < 1)
[
Sample Data
]
(input either sample data or sample statistics using csv / bsv)
[
Sample Statistics
]
Sample Size
n
=
(>1)
Sample Mean
x̄
=
Sample Variance
s
2
=
[
Confidence Interval
]
=
x̄
±
⇔
[
,
]
[그림 7.7] 모평균의 가설검정을 위한 자료입력
Execute
α =
0
1
Graph Save