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