覈讌 蠏覿 蟆曙磯 企
1 覈覿 豢 #
- n - 1
- 糾 W = (s2 * n) / 2 (谿瑚: s2 = 覲碁, 2 = 覈覿, n = 覲語)
- x2覿
- )
- 5螳
- 一危郁 76, 85, 82, 80, 77 蟆曙
- 覲誤蠏 = 80, 覲碁 = 10.8 企襦
- W = 10.8 * 5 / 2 = 54 / 2
- = 4 (5-1) x2覿 95% 襤郁規螳 0.4844 ~ 11.1433企襦 0.4844 <= 54 / 2 <= 11.1433
- 覿煙 覃, 4.85 <= 2 <= 111.48
2 覈蠏 豢 #
- n - 1
- 糾 T = (x - 亮) * sqrt(n-1) / s (谿瑚: x = 覲誤蠏, 亮 = 覈蠏, sqrt() = 襭, n = 覲語, s = 覲誤譴ク谿)
- t覿
- )
- 5螳
- 一危郁 76, 85, 82, 80, 77 蟆曙
- 覲誤蠏 = 80, 覲碁 = 13.5, 覲誤譴ク谿 = 3.674235 企襦
- T = (80 - 亮) * sqrt(5-1) / 3.674235 = (80 - 亮) * 2 / 3.674235
- = 4 (5-1) t覿 95% 襤郁規螳 -2.776 ~ 2.776企襦 -2.776 <= (80 - 亮) * 2 / 3.674235 <= 2.776
- 覿煙 覃, 74.90016 <= 亮 <= 85.09984