[英中] 請教期刊一段解釋
看板Translation (筆譯/翻譯)作者jycrobin (Keep it REAL!!)時間13年前 (2011/11/22 23:29)推噓0(0推 0噓 1→)留言1則, 1人參與討論串1/1
The required sample size was determined using the
pooled estimate of within-group standard deviations obtained from
data reported in a recent article.
我大概知道他的意思 不過不知道怎麼翻pooled estimate of within-group
standard deviations 有誰知道嗎 感激不盡！！
另外
Power calculations indicated that a sample of more than
36 participants would provide an 80% (貝它=0.20) chance of
detection of a 20% (阿法=0.05) difference in improvement
between group.
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※ 編輯: jycrobin 來自: 114.43.150.232 (11/22 23:33)
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