Announcements DS-203 Spring 2009

Week 1: January 18, 2009 Read: –The practice of Business Statistics: Using Data for Decisions Chapter 1, sections 1 and 2 –Excel manual for the Practice of Business statistics Chapter 1, sections 1 and 2 Do problems: –1.13, 1.19, 1.23, 1.41, 1.53, 1.55, 1.57

Week 2: January 25, 2009 Read: –The practice of Business Statistics: Using Data for Decisions Chapter 1, section 3 Chapter 2, sections 1, 2, and 3 –Excel manual for the Practice of Business statistics Chapter 1, section 3 Chapter 2 Do problems: –1.75, 1.81, 1.93, 2.9, 2.13, 2.25, 2.33, 2.47, 2.49, 2.55

Week 2: January 25, 2009 Hand-in Assignment –Due: Thursday Feb. 5 –Problem: 1.42 (page 34), –Use data in table 1.4 (page 23) to perform the following: Make a histogram of the data with hand with intervals “0 <= damage <10,” “10 <= damage <20,” and so on.Describe the shape, center and spread of the distribution. Is there an outlier? –Problem 1.52 (page 45) In part ( c) also evaluate the standard deviation.

Week 3: February 2 Read: –The practice of Business Statistics: Using Data for Decisions Chapter 1, sections 3 Chapter 2, section1 Do problems: –1.99, 1.103, 1.107,1.105, 2.9, 2.13, 2.25, 2.33.

Week 4: February 9 Read: –The practice of Business Statistics: Using Data for Decisions Chapter 2, sections 1 and 3 Do problems: –1.103, 1.105, 1.121,1.129, 1.31 Hand –in assignment –Due Thursday February 19 –Problems 1.76, 1.78, 1.80, 1.86, 1.106,1.108.

Week 5: February 16 Exam 1 is on Thursday (2/19) The first exam will cover Chapters 1 and sections 1 of chapter 2. –To prepare for the exam go over the lecture notes, practice problem handouts, and the homework problems assigned.

Week 5: February 16 –There are one sample exam, and two practice exams on the course webpage. –Exam is closed book. –You can bring one 8.5  11 crib sheet that you have prepared in advance. –Calculator –Pencils

Week 6: February 23 Read: –The practice of Business Statistics: Using Data for Decisions Chapter 2, sections 3, 4, and 5. Do problems: –2.9, 2.13, 2.25, 2.33, 2.47, 2.49, 2.55, 2.71, 2.73, 3.67, 3.77 Hand –in assignment: –Problems 2.34, 2.54, 2.84, –Due: Thursday March 5

Week 7: March 2 Read: –The practice of Business Statistics: Using Data for Decisions Chapter 3, section 4. Chapter 4, sections 1, and 2 Do problems: –3.65, 3.85, 3.89, 4.29, 4.31, Hand –in assignment; –Problems 3.84, 3.86, 3.88,4.36, –Due: Thursday March 12

Week 8: March 9 Read: –The practice of Business Statistics: Using Data for Decisions Chapter 4, sections 1, 2, 3 Do problems: –4.33, 4.35, 4.43, 4.45, 4.63, 4.69, 4.87, 4.107, 4.117

Week 9: March 23 Read: –The practice of Business Statistics: Using Data for Decisions Chapter 4, sections 3, 4. Do problems: –4.87, 4.91, 4.11, Exam 2 is on Tuesday (3/31)

Week 9: March 23 Exam 2 will cover Chapters 2, 3 and sections 1, 2, and 3 of chapter 4. –To prepare for the exam go over the lecture notes, practice problem handouts, and the homework problems assigned. –There are two sample exams on the course webpage.

Week 9: March 23 –Exam is closed book. –You can bring one 8.5  11 crib sheet that you have prepared in advance. –Calculator –Pencils

Week 10: March 30 Read: –The practice of Business Statistics: Using Data for Decisions Chapter 5 sections 1, 4 Do problems: – 5.11, 5.13, 5.19, 5.21, 5.77, 5.85,

Week 11: April 6 Read: –The practice of Business Statistics: Using Data for Decisions Chapter 5 sections 2, 3 Do problems: –5.41, 5.51, 5.57, 5.61, 5.99, Hand –in assignment; –5.42, 5.46, 5.82, 5.86, 5.58, –Due: Thursday April 16