CHAP 23 HW Solutions

CHAP 23 HW Solutions - 4(2.21 2.39 5 No because the 99.7...

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Chapter 23 Answers 1. a) 4.2 ± 0.04 b) Yes, (4.12, 4.28) 2. a) 12.6 ± 0.447 b) Yes, (12.15, 13.05) 3. a) 14 ± 0.0632 years b) No, the SD for the population is 2, not 0.0632 years
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Unformatted text preview: 4. (2.21, 2.39) 5. No, because the 99.7% confidence interval is (24.81, 25.99), which includes the goal of 25....
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This homework help was uploaded on 04/17/2008 for the course MATH 1680 taught by Professor Patton during the Spring '08 term at North Texas.

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