# HW_1 - Answers for Homework #1 2. a. (yds) 30.3, 27.5,...

This preview shows pages 1–3. Sign up to view the full content.

Answers for Homework #1 2. a. (yds) 30.3, 27.5, 41.2, 34.8 (any positive real numbers less than 100) b. (pages) 175, 542, 342, 416 (any positive number less than 10000) c. 2.5, 3.2, 6.1, 4.7 (any positive number less than 9.0) d. (gms) 2.7, 10.4, 5.8, 25.0 (any positive number) 3. a. Assume that 10% of VCR needs warranty service, how many VCRs (can we expect) need warranty service? b. Suppose that 14 VCRs needs warranty service, do we have a substantial evidence for concluding that more than 10% of such VCRs need warranty service? 14. a. 2 2 22 12 3 2244557779 20 4 00355889 37 5 00000004455555689 62 6 0000011113344455556689999 (17) 7 00001133455555558 50 8 01133338 42 9 011133335666688 27 10 1333355688 17 11 1335888 10 12 36 8 13 8 7 14 36 5 15 0035 1 16 1 17 1 18 8 b. 7.5 (or any value between 7.0 and 7.8) c. neither highly concentrated or spread out. d. not symmetric, skewed to the right (or positively skewed).

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
e. data 18.8 is far away from the rest. 23.
This is the end of the preview. Sign up to access the rest of the document.

## This note was uploaded on 01/06/2011 for the course STAT 511 taught by Professor Bud during the Fall '08 term at Purdue University-West Lafayette.

### Page1 / 4

HW_1 - Answers for Homework #1 2. a. (yds) 30.3, 27.5,...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online