(Requires StatTools) Run a regression of Y versus the X's, using dummy variables as necessary. Which of the following is true?

Y	X1	X2	X3
212	145	287	Yes
295	160	240	No
239	149	288	Yes
300	173	237	No
307	175	225	Maybe
220	146	281	Yes
235	145	246	Maybe
291	154	243	No
298	164	264	No
273	152	262	Maybe
205	145	286	Yes
262	165	262	Maybe
220	151	295	Yes
305	150	255	No
260	147	263	Maybe
282	155	250	No
274	149	280	No
278	150	207	Yes
313	167	219	Maybe
284	171	257	Maybe
293	165	249	Maybe
288	151	215	Maybe
261	149	231	Maybe
225	147	274	Yes
244	148	273	Yes
257	153	242	Yes
266	146	260	No
285	151	262	No
237	144	238	Maybe
263	159	274	Maybe
258	146	268	No
303	158	239	No
296	156	231	Maybe
249	157	265	Yes
255	156	245	Yes
289	169	280	Maybe
230	152	282	Yes
209	145	286	Yes
188	144	290	Yes
258	155	255	Maybe
201	144	269	Yes
237	148	276	Yes
233	149	269	Maybe
243	152	290	Maybe
254	154	259	Maybe
269	147	256	No
235	148	278	Maybe
267	153	267	No
261	146	257	Maybe
282	159	209	Yes
280	151	259	Maybe
271	149	282	No
316	163	227	No
264	161	266	Yes
252	149	277	Maybe
248	152	272	Yes
270	154	251	Maybe
239	146	270	Maybe
297	163	234	No
228	146	284	Maybe
251	154	276	Yes
286	160	221	Yes
269	151	212	Yes
230	148	241	Yes
228	151	295	Maybe
240	157	271	Yes
241	147	265	Yes
256	157	254	Yes
216	145	274	Yes
309	166	251	No
256	145	252	No
287	154	270	No
259	155	279	No
279	158	247	Maybe
273	146	236	No
243	146	248	Yes
272	147	234	No
277	153	261	No
265	150	272	Maybe
292	162	248	Maybe
275	150	229	Maybe
267	147	277	No
213	145	291	Yes
246	156	275	Yes
224	150	292	Maybe
247	152	296	Maybe
280	158	253	No
217	148	293	Yes
283	155	258	No
276	145	223	No
245	148	285	No
223	145	284	Maybe
232	161	283	Yes
250	150	279	No
277	153	268	No
266	148	265	No
290	159	244	Maybe
249	148	287	Yes
301	153	194	No
253	147	289	No