b:r_cookbook:probability
Differences
This shows you the differences between two versions of the page.
| Both sides previous revisionPrevious revision | |||
| b:r_cookbook:probability [2020/05/01 21:36] – [qt, pt] hkimscil | b:r_cookbook:probability [2020/05/01 22:05] (current) – [pnorm, qnorm] hkimscil | ||
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| Line 53: | Line 53: | ||
| > pnorm(84, mean=72, sd=15.2, lower.tail=FALSE) | > pnorm(84, mean=72, sd=15.2, lower.tail=FALSE) | ||
| [1] .2149176 | [1] .2149176 | ||
| + | </ | ||
| + | < | ||
| + | > qnorm(.5) | ||
| + | [1] 0 | ||
| + | |||
| + | > qnorm(.975) | ||
| + | [1] 1.959964 | ||
| + | |||
| + | > qnorm(.975, lower.tail=F) # 오른쪽 부분이 .975일 때의 점수 | ||
| + | [1] -1.959964 | ||
| + | |||
| > qnorm(.2149176, | > qnorm(.2149176, | ||
| [1] 84 | [1] 84 | ||
b/r_cookbook/probability.1588336576.txt.gz · Last modified: 2020/05/01 21:36 by hkimscil