Box-Cox Normality Plot | |
# observations x | 291 |
maximum correlation | 0.916665444070694 |
optimal lambda | 1.38 |
transformation formula | for all lambda <> 0 : T(Y) = (Y^lambda - 1) / lambda |
Obs. | Original | Transformed |
1 | 0.5 | -0.446218264259418 |
2 | 0.5 | -0.446218264259418 |
3 | 0.5 | -0.446218264259418 |
4 | 0.5 | -0.446218264259418 |
5 | 0.5 | -0.446218264259418 |
6 | 0.5 | -0.446218264259418 |
7 | 0.5 | -0.446218264259418 |
8 | 2.5 | 1.84148919688188 |
9 | 2.5 | 1.84148919688188 |
10 | 2.5 | 1.84148919688188 |
11 | 2.5 | 1.84148919688188 |
12 | 2.5 | 1.84148919688188 |
13 | 2.5 | 1.84148919688188 |
14 | 2.5 | 1.84148919688188 |
15 | 2.5 | 1.84148919688188 |
16 | 3.5 | 3.35794336336114 |
17 | 3.5 | 3.35794336336114 |
18 | 3.5 | 3.35794336336114 |
19 | 3.5 | 3.35794336336114 |
20 | 3.5 | 3.35794336336114 |
21 | 3.5 | 3.35794336336114 |
22 | 3.5 | 3.35794336336114 |
23 | 3.5 | 3.35794336336114 |
24 | 3.5 | 3.35794336336114 |
25 | 3.5 | 3.35794336336114 |
26 | 4.5 | 5.05039149406579 |
27 | 4.5 | 5.05039149406579 |
28 | 4.5 | 5.05039149406579 |
29 | 4.5 | 5.05039149406579 |
30 | 4.5 | 5.05039149406579 |
31 | 4.5 | 5.05039149406579 |
32 | 4.5 | 5.05039149406579 |
33 | 4.5 | 5.05039149406579 |
34 | 4.5 | 5.05039149406579 |
35 | 4.5 | 5.05039149406579 |
36 | 4.5 | 5.05039149406579 |
37 | 4.5 | 5.05039149406579 |
38 | 5.5 | 6.89301951703742 |
39 | 5.5 | 6.89301951703742 |
40 | 5.5 | 6.89301951703742 |
41 | 5.5 | 6.89301951703742 |
42 | 5.5 | 6.89301951703742 |
43 | 5.5 | 6.89301951703742 |
44 | 5.5 | 6.89301951703742 |
45 | 5.5 | 6.89301951703742 |
46 | 5.5 | 6.89301951703742 |
47 | 5.5 | 6.89301951703742 |
48 | 5.5 | 6.89301951703742 |
49 | 5.5 | 6.89301951703742 |
50 | 5.5 | 6.89301951703742 |
51 | 5.5 | 6.89301951703742 |
52 | 5.5 | 6.89301951703742 |
53 | 5.5 | 6.89301951703742 |
54 | 5.5 | 6.89301951703742 |
55 | 5.5 | 6.89301951703742 |
56 | 5.5 | 6.89301951703742 |
57 | 5.5 | 6.89301951703742 |
58 | 5.5 | 6.89301951703742 |
59 | 5.5 | 6.89301951703742 |
60 | 5.5 | 6.89301951703742 |
61 | 5.5 | 6.89301951703742 |
62 | 5.5 | 6.89301951703742 |
63 | 5.5 | 6.89301951703742 |
64 | 5.5 | 6.89301951703742 |
65 | 5.5 | 6.89301951703742 |
66 | 5.5 | 6.89301951703742 |
67 | 5.5 | 6.89301951703742 |
68 | 5.5 | 6.89301951703742 |
69 | 5.5 | 6.89301951703742 |
70 | 5.5 | 6.89301951703742 |
71 | 5.5 | 6.89301951703742 |
72 | 5.5 | 6.89301951703742 |
73 | 6.5 | 8.86807298987499 |
74 | 6.5 | 8.86807298987499 |
75 | 6.5 | 8.86807298987499 |
76 | 6.5 | 8.86807298987499 |
77 | 6.5 | 8.86807298987499 |
78 | 6.5 | 8.86807298987499 |
79 | 6.5 | 8.86807298987499 |
80 | 6.5 | 8.86807298987499 |
81 | 6.5 | 8.86807298987499 |
82 | 6.5 | 8.86807298987499 |
83 | 6.5 | 8.86807298987499 |
84 | 6.5 | 8.86807298987499 |
85 | 6.5 | 8.86807298987499 |
86 | 6.5 | 8.86807298987499 |
87 | 6.5 | 8.86807298987499 |
88 | 6.5 | 8.86807298987499 |
89 | 6.5 | 8.86807298987499 |
90 | 6.5 | 8.86807298987499 |
91 | 6.5 | 8.86807298987499 |
92 | 6.5 | 8.86807298987499 |
93 | 6.5 | 8.86807298987499 |
94 | 6.5 | 8.86807298987499 |
95 | 6.5 | 8.86807298987499 |
96 | 6.5 | 8.86807298987499 |
97 | 6.5 | 8.86807298987499 |
98 | 6.5 | 8.86807298987499 |
99 | 7.5 | 10.9624272546599 |
100 | 7.5 | 10.9624272546599 |
101 | 7.5 | 10.9624272546599 |
102 | 7.5 | 10.9624272546599 |
103 | 7.5 | 10.9624272546599 |
104 | 7.5 | 10.9624272546599 |
105 | 7.5 | 10.9624272546599 |
106 | 7.5 | 10.9624272546599 |
107 | 7.5 | 10.9624272546599 |
108 | 7.5 | 10.9624272546599 |
109 | 7.5 | 10.9624272546599 |
110 | 7.5 | 10.9624272546599 |
111 | 7.5 | 10.9624272546599 |
112 | 7.5 | 10.9624272546599 |
113 | 7.5 | 10.9624272546599 |
114 | 7.5 | 10.9624272546599 |
115 | 7.5 | 10.9624272546599 |
116 | 7.5 | 10.9624272546599 |
117 | 7.5 | 10.9624272546599 |
118 | 7.5 | 10.9624272546599 |
119 | 7.5 | 10.9624272546599 |
120 | 7.5 | 10.9624272546599 |
121 | 7.5 | 10.9624272546599 |
122 | 7.5 | 10.9624272546599 |
123 | 7.5 | 10.9624272546599 |
124 | 8.5 | 13.1658991734021 |
125 | 8.5 | 13.1658991734021 |
126 | 8.5 | 13.1658991734021 |
127 | 8.5 | 13.1658991734021 |
128 | 8.5 | 13.1658991734021 |
129 | 8.5 | 13.1658991734021 |
130 | 8.5 | 13.1658991734021 |
131 | 8.5 | 13.1658991734021 |
132 | 8.5 | 13.1658991734021 |
133 | 8.5 | 13.1658991734021 |
134 | 8.5 | 13.1658991734021 |
135 | 8.5 | 13.1658991734021 |
136 | 8.5 | 13.1658991734021 |
137 | 8.5 | 13.1658991734021 |
138 | 8.5 | 13.1658991734021 |
139 | 8.5 | 13.1658991734021 |
140 | 8.5 | 13.1658991734021 |
141 | 8.5 | 13.1658991734021 |
142 | 8.5 | 13.1658991734021 |
143 | 8.5 | 13.1658991734021 |
144 | 8.5 | 13.1658991734021 |
145 | 8.5 | 13.1658991734021 |
146 | 9.5 | 15.4703077463909 |
147 | 9.5 | 15.4703077463909 |
148 | 9.5 | 15.4703077463909 |
149 | 9.5 | 15.4703077463909 |
150 | 9.5 | 15.4703077463909 |
151 | 9.5 | 15.4703077463909 |
152 | 9.5 | 15.4703077463909 |
153 | 9.5 | 15.4703077463909 |
154 | 9.5 | 15.4703077463909 |
155 | 9.5 | 15.4703077463909 |
156 | 9.5 | 15.4703077463909 |
157 | 9.5 | 15.4703077463909 |
158 | 9.5 | 15.4703077463909 |
159 | 9.5 | 15.4703077463909 |
160 | 9.5 | 15.4703077463909 |
161 | 10.5 | 17.8689050549175 |
162 | 10.5 | 17.8689050549175 |
163 | 10.5 | 17.8689050549175 |
164 | 10.5 | 17.8689050549175 |
165 | 10.5 | 17.8689050549175 |
166 | 10.5 | 17.8689050549175 |
167 | 10.5 | 17.8689050549175 |
168 | 10.5 | 17.8689050549175 |
169 | 10.5 | 17.8689050549175 |
170 | 10.5 | 17.8689050549175 |
171 | 10.5 | 17.8689050549175 |
172 | 10.5 | 17.8689050549175 |
173 | 10.5 | 17.8689050549175 |
174 | 10.5 | 17.8689050549175 |
175 | 10.5 | 17.8689050549175 |
176 | 10.5 | 17.8689050549175 |
177 | 10.5 | 17.8689050549175 |
178 | 10.5 | 17.8689050549175 |
179 | 10.5 | 17.8689050549175 |
180 | 10.5 | 17.8689050549175 |
181 | 10.5 | 17.8689050549175 |
182 | 10.5 | 17.8689050549175 |
183 | 10.5 | 17.8689050549175 |
184 | 10.5 | 17.8689050549175 |
185 | 10.5 | 17.8689050549175 |
186 | 10.5 | 17.8689050549175 |
187 | 10.5 | 17.8689050549175 |
188 | 10.5 | 17.8689050549175 |
189 | 10.5 | 17.8689050549175 |
190 | 10.5 | 17.8689050549175 |
191 | 10.5 | 17.8689050549175 |
192 | 10.5 | 17.8689050549175 |
193 | 10.5 | 17.8689050549175 |
194 | 10.5 | 17.8689050549175 |
195 | 10.5 | 17.8689050549175 |
196 | 10.5 | 17.8689050549175 |
197 | 10.5 | 17.8689050549175 |
198 | 10.5 | 17.8689050549175 |
199 | 10.5 | 17.8689050549175 |
200 | 10.5 | 17.8689050549175 |
201 | 10.5 | 17.8689050549175 |
202 | 10.5 | 17.8689050549175 |
203 | 10.5 | 17.8689050549175 |
204 | 10.5 | 17.8689050549175 |
205 | 10.5 | 17.8689050549175 |
206 | 10.5 | 17.8689050549175 |
207 | 10.5 | 17.8689050549175 |
208 | 10.5 | 17.8689050549175 |
209 | 10.5 | 17.8689050549175 |
210 | 10.5 | 17.8689050549175 |
211 | 10.5 | 17.8689050549175 |
212 | 10.5 | 17.8689050549175 |
213 | 10.5 | 17.8689050549175 |
214 | 10.5 | 17.8689050549175 |
215 | 10.5 | 17.8689050549175 |
216 | 10.5 | 17.8689050549175 |
217 | 10.5 | 17.8689050549175 |
218 | 10.5 | 17.8689050549175 |
219 | 10.5 | 17.8689050549175 |
220 | 10.5 | 17.8689050549175 |
221 | 10.5 | 17.8689050549175 |
222 | 10.5 | 17.8689050549175 |
223 | 10.5 | 17.8689050549175 |
224 | 10.5 | 17.8689050549175 |
225 | 10.5 | 17.8689050549175 |
226 | 10.5 | 17.8689050549175 |
227 | 10.5 | 17.8689050549175 |
228 | 10.5 | 17.8689050549175 |
229 | 10.5 | 17.8689050549175 |
230 | 10.5 | 17.8689050549175 |
231 | 10.5 | 17.8689050549175 |
232 | 10.5 | 17.8689050549175 |
233 | 10.5 | 17.8689050549175 |
234 | 10.5 | 17.8689050549175 |
235 | 10.5 | 17.8689050549175 |
236 | 10.5 | 17.8689050549175 |
237 | 10.5 | 17.8689050549175 |
238 | 10.5 | 17.8689050549175 |
239 | 10.5 | 17.8689050549175 |
240 | 10.5 | 17.8689050549175 |
241 | 10.5 | 17.8689050549175 |
242 | 10.5 | 17.8689050549175 |
243 | 10.5 | 17.8689050549175 |
244 | 10.5 | 17.8689050549175 |
245 | 10.5 | 17.8689050549175 |
246 | 10.5 | 17.8689050549175 |
247 | 10.5 | 17.8689050549175 |
248 | 10.5 | 17.8689050549175 |
249 | 10.5 | 17.8689050549175 |
250 | 10.5 | 17.8689050549175 |
251 | 10.5 | 17.8689050549175 |
252 | 10.5 | 17.8689050549175 |
253 | 10.5 | 17.8689050549175 |
254 | 10.5 | 17.8689050549175 |
255 | 10.5 | 17.8689050549175 |
256 | 10.5 | 17.8689050549175 |
257 | 10.5 | 17.8689050549175 |
258 | 10.5 | 17.8689050549175 |
259 | 10.5 | 17.8689050549175 |
260 | 10.5 | 17.8689050549175 |
261 | 10.5 | 17.8689050549175 |
262 | 10.5 | 17.8689050549175 |
263 | 10.5 | 17.8689050549175 |
264 | 10.5 | 17.8689050549175 |
265 | 10.5 | 17.8689050549175 |
266 | 10.5 | 17.8689050549175 |
267 | 10.5 | 17.8689050549175 |
268 | 10.5 | 17.8689050549175 |
269 | 10.5 | 17.8689050549175 |
270 | 10.5 | 17.8689050549175 |
271 | 10.5 | 17.8689050549175 |
272 | 10.5 | 17.8689050549175 |
273 | 10.5 | 17.8689050549175 |
274 | 10.5 | 17.8689050549175 |
275 | 10.5 | 17.8689050549175 |
276 | 10.5 | 17.8689050549175 |
277 | 10.5 | 17.8689050549175 |
278 | 10.5 | 17.8689050549175 |
279 | 10.5 | 17.8689050549175 |
280 | 10.5 | 17.8689050549175 |
281 | 10.5 | 17.8689050549175 |
282 | 10.5 | 17.8689050549175 |
283 | 10.5 | 17.8689050549175 |
284 | 10.5 | 17.8689050549175 |
285 | 10.5 | 17.8689050549175 |
286 | 10.5 | 17.8689050549175 |
287 | 10.5 | 17.8689050549175 |
288 | 10.5 | 17.8689050549175 |
289 | 10.5 | 17.8689050549175 |
290 | 10.5 | 17.8689050549175 |
291 | 12.5 | 22.9267557005424 |
Maximum Likelihood Estimation of Lambda |
> summary(mypT) bcPower Transformation to Normality Est Power Rounded Pwr Wald Lwr Bnd Wald Upr Bnd x 1.6796 1.68 1.3756 1.9836 Likelihood ratio test that transformation parameter is equal to 0 (log transformation) LRT df pval LR test, lambda = (0) 264.7451 1 < 2.22e-16 Likelihood ratio test that no transformation is needed LRT df pval LR test, lambda = (1) 24.92264 1 5.9678e-07 |