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--- r:dummy_variable [2023/06/07 08:34] – [인터액션에 대한 해석] hkimscil
+++ r:dummy_variable [2025/06/11 08:37] (current) – [mod3 ← lm(api00 ~ yr_rnd + mealcat, data = datavar)] hkimscil
@@ Line 302: / Line 302: @@
 을 바탕으로 각각의 조건을 고려하여 y hat를 계산하면 아래와 같다.
+<wrap #two_dummy_table />
+TABLE. Two dummy variables
 ^                 ^ mealcat0-46  ^ mealcat47-80   ^ mealcat81-100    ^
 | yr_rndbreak     | <wrap> yr_rndbreak = 1
@@ Line 341: / Line 343: @@
 ''**y hat = 808.013 - 42.960 - 281.683 = 483.37**''
 </wrap>  |
 ===== mod4 ← lm(api00 ~ yr_rnd * mealcat, data = datavar) =====
@@ Line 751: / Line 752: @@
 </code>
 {{:r:pasted:20230531-085237.png}}
+<code>
+> interact_plot(mod6, pred=some_col, modx=yr_rnd, geom = "line", plot.points = TRUE)
+</code>
+{{:r:pasted:20230607-084836.png}}