Difference between r1.11 and the current
@@ -1,9 +1,11 @@
TBWMKLINK [[정규분포,normal_distribution]](RV가 X) [[표준정규분포,standard_normal_distribution]](RV가 Z)
95% 신뢰 1.96
99% 신뢰 2.58? chk
95% 신뢰구간: -1.96 ≤ Z ≤ 1.96
$\bar{X}-1.96\frac{S}{\sqrt{n}} < \mu < \bar{X} + 1.96\frac{S}{\sqrt{n}}$
[[신뢰수준,confidence_level]]
@@ -11,6 +13,19 @@
[[검정,test]]
95%의 확률로 일어날 수 있는 범위의 사건을 '충분히 일어날 수 있는 일'로 판단하는 검정은 '유의수준 5%의 검정'
----
// ㄷㄱㄱ p7
'''Confidence Interval'''
* Confidence in how close the sample mean is to the population mean
* Depends on the sample size (𝑛) and standard deviation of the population (𝜎)
... 즉 표본크기와 모표준편차? 모집단의 [[표준편차,standard_deviation]]에 의존
* If standard deviation of the population is unknown, will use the sample standard deviation $S$
* Estimated standard error is $S/\sqrt{n}$ ... [[표준오차,standard_error]]
----
MKLINK
[[통계적추론,statistical_inference]]
----
AKA '''신용구간'''
@@ -30,5 +45,4 @@
Up:[[구간,interval]]
[[통계,statistics]]
95% 신뢰 1.96
99% 신뢰 2.58? chk
99% 신뢰 2.58? chk
// ㄷㄱㄱ p7
Confidence Interval
Confidence Interval
- Confidence in how close the sample mean is to the population mean
- Depends on the sample size (𝑛) and standard deviation of the population (𝜎)
... 즉 표본크기와 모표준편차? 모집단의 표준편차,standard_deviation에 의존
- If standard deviation of the population is unknown, will use the sample standard deviation
- Estimated standard error is ... 표준오차,standard_error
AKA 신용구간
tmp twins:
https://en.wikiversity.org/wiki/Confidence_interval
https://everything2.com/title/Confidence Interval
https://en.citizendium.org/wiki/Confidence_interval
https://en.wikiversity.org/wiki/Confidence_interval
https://everything2.com/title/Confidence Interval
https://en.citizendium.org/wiki/Confidence_interval