Patient Weight before Weight loss program Weight after Weight loss program A 150 148 B 220 221 C 175 170 D 200 200 E 300 295 F 290 293 G 285 282 H 195 194 I 295 292 Identify the hypotheses being tested: HINT: Small sample, we are testing the DIFFERENCE, We want to know if it is less than when AFTER - BEFORE. Basically we believe the weight loss program lowers the participant’s weight. Improvement means weight went down. Given: level alpha is 0.01. QUESTION: What is the SE, test statistic, and p-value?  a) SE: 0.2989, Test Statistic: -5.59, p-value: 0.9999 b) SE: 0.2989, Test Statistic: -5.59, p-value: 0 c) SE: 0.8967, Test Statistic: -1.87, p-value: 0.101 d) SE: 0.8967, Test Statistic: -1.87, p-value: 0.0502

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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Question

Patient

Weight before

Weight loss program

Weight after

Weight loss program

A

150

148

B

220

221

C

175

170

D

200

200

E

300

295

F

290

293

G

285

282

H

195

194

I

295

292

Identify the hypotheses being tested: HINT: Small sample, we are testing the DIFFERENCE, We want to know if it is less than when AFTER - BEFORE. Basically we believe the weight loss program lowers the participant’s weight. Improvement means weight went down. Given: level alpha is 0.01. QUESTION: What is the SE, test statistic, and p-value? 

a) SE: 0.2989, Test Statistic: -5.59, p-value: 0.9999

b) SE: 0.2989, Test Statistic: -5.59, p-value: 0

c) SE: 0.8967, Test Statistic: -1.87, p-value: 0.101

d) SE: 0.8967, Test Statistic: -1.87, p-value: 0.0502

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