The cholesterol level of patients who had heart attacks was measured two days after the heart att then again four days after the heart attack. The researchers want to see if the cholesterol level of who have heart attacks reduces as the time since their heart attack increases. The data is in the t Do the data show that the mean cholesterol level of patients that have had a heart attack reduces time increases since their heart attack? Test at the 10% level. Cholesterol Levels (in mg/dL) of Heart Attack Patients Patient Cholesterol Level Day 2 1 23 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 265 279 269 231 226 257 243 358 253 246 218 222 352 314 291 187 254 227 279 291 280 250 267 265 251 210 309 190 Cholesterol Level Day 4 233 252 241 252 240 275 218 358 258 233 231 246 373 318 267 160 269 224 274 304 259 242 240 274 270 233 304 193
The cholesterol level of patients who had heart attacks was measured two days after the heart att then again four days after the heart attack. The researchers want to see if the cholesterol level of who have heart attacks reduces as the time since their heart attack increases. The data is in the t Do the data show that the mean cholesterol level of patients that have had a heart attack reduces time increases since their heart attack? Test at the 10% level. Cholesterol Levels (in mg/dL) of Heart Attack Patients Patient Cholesterol Level Day 2 1 23 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 265 279 269 231 226 257 243 358 253 246 218 222 352 314 291 187 254 227 279 291 280 250 267 265 251 210 309 190 Cholesterol Level Day 4 233 252 241 252 240 275 218 358 258 233 231 246 373 318 267 160 269 224 274 304 259 242 240 274 270 233 304 193
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
What is d=? Also how to find d on the TI-84 Plus CE.
Transcribed Image Text:The cholesterol level of patients who had heart attacks was measured two days after the heart attack and
then again four days after the heart attack. The researchers want to see if the cholesterol level of patients
who have heart attacks reduces as the time since their heart attack increases. The data is in the table.
Do the data show that the mean cholesterol level of patients that have had a heart attack reduces as the
time increases since their heart attack? Test at the 10% level.
Cholesterol Levels (in mg/dL) of Heart Attack Patients
Patient Cholesterol Level Day 2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
265
279
269
231
226
257
243
358
253
246
218
222
352
314
291
187
254
227
279
291
280
250
267
265
251
210
309
190
State the null and alternative hypotheses.
Ho: Hd ≤ v 0
Ha: Hd > v 0
Cholesterol Level Day 4
Calculate the test statistic. Round to four decimal places.
d =
233
252
241
252
240
275
218
358
258
233
231
246
373
318
267
160
269
224
274
304
259
242
240
274
270
233
304
193
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