# Announcements

```Announcements
DS-203
Spring 2009
Week 1: January 18, 2009
– 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
– 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 &lt;= damage &lt;10,” “10 &lt;= damage &lt;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
– 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
– 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
– Calculator
– Pencils
Week 6: February 23
– 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, 2.118.
– Due: Thursday March 5
Week 7: March 2
– 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, 4.43.
• Hand –in assignment;
– Problems 3.84, 3.86, 3.88,4.36, 4.44.
– Due: Thursday March 12
Week 8: March 9
– 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
– The practice of Business Statistics: Using Data
for Decisions
• Chapter 4, sections 3, 4.
• Do problems:
– 4.87, 4.91, 4.11, 4.115
• 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
– Calculator
– Pencils
Week 10: March 30
– 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