STAT220: Basic Statistics: Winter Quarter 2006

Homework assignments

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All homeworks listed here are PROVISIONAL until 12.00 noon, on the Thursday one week before the homework is due in your quiz section.
Only NECESSARY changes will be made after this noon deadline.
If such necessary late changes are made, anouncements will be made in the MWF Class, and also on the class web page.

Homework 1: due Thursday, Jan 12, 2006
FPP Pp, 24-26. Nos. 1,7 (Ch 2) and Pp 351-353, Nos 1,2,5 (Ch 19)

Homework 2: due Thursday, Jan 19, 2006
FPP (Chapter 3) P. 34 No. 7, P. 44. No. 1, Pp. 51-53, Nos. 4,7,9
(Note the first two of these are NOT ``Review Exercises'')

Homework 3: due Thursday, Jan 26, 2006
FPP (Chapter 4) Pp 74-77, Nos. 2, 3, 6, 8, 9.
In 8(b): "Estimate" means give a sensible guess.
Remember to justify ALL your answers.

Homework 4: due Thursday, Feb 2, 2006
FPP (Chapter 5) Pp 94-95, Nos 5,7; (Chapter 8) P.124 No. 6; P. 128 Nos 1,2;
In these chapter 8 questions: ``correlation'' means same as ``association''.
(Note the Chapter 8 questions are NOT ``Review Exercises'')
Remember to justify ALL your answers.

Homework 5: due Thursday, Feb 9, 2006
FPP (Chapter 8) P.134-138, REVIEW EXERCISES, Nos 1, 7, 8. (Chapter 9) P.153, No 2; P.155, No.8.
(Note the P. 134 No 1 question is REVIEW EXX NOT set D)
Remember to justify ALL your answers.

Homework 6: due Thursday, Feb 16, 2006
This is a regular homework; it will be graded in the usual way.
The reason that it contains only questions for which the answers are available in the book, is to help you work on understanding and practising regression examples, without worrying about the correct answer. All of regression will be included in the Feb 17 Midterm exam. Obviously, the homeworks cannot be graded before that.
FPP (Chapter 10) P. 161 No. 2; P.167 No. 2; P. 174 No.2
(For P.174 No.2 you need to give explain in a little bit more detail than the book does.)
FPP (Chapter 11) P.193 No.3; P.198 No 2 (from set E, NOT Review Exx.)
Remember to justify ALL your answers.

Homework 7: due Thursday, Feb 23, 2006
FPP (Chapter 16), P.286, Nos 7,8,9; FPP (Chapter 18) P. 328 Nos 7, 8.
Remember to justify ALL your answers.

Homework 8: due Thursday, Mar 2, 2006
FPP (Chapter 17) P. 304-5 Nos. 1, 4 (In No. 1, the average of the box is 7 and the SD is 3)
FPP (Chapter 20) P. 372-3 Nos. 5, 11, 12 (A ton is 2000 pounds)
Remember to justify ALL your answers.

Homework 9: due Thursday, Mar 9, 2006
FPP (Chapter 21, Set C) P. 387 No. 5 ; Review Exx. P. 392 No 4(a)
FPP (Chapter 23, Set B) P. 421 No. 6
FPP (Chapter 26, Set E) P. 489 No. 10. (Chapter 27 Set B) P.510 No 6(b).
Note all of these except P.392 have solutions provided, so you can check your answers.
Just the same, remember to justify ALL your answers.