MATH271 - Applied Statistics - Fall 2005

Class Pace/Assignments

Date and Time of Last Update to This Page: 09/27/10 03:02 PM


Up ] MATH271 Syllabus ] [ MATH271 Class Pace/Assignments ]

 

This page will be updated as we progress through the class so please check regularly for updates.

 

Assignments (in reverse chronological order)

 
Week & Date of Class Assignment(s) Due/Quiz or Test Scheduled

Material Covered

Homework Assignments

Week 13

F 11/28 - 11/30

Early Final Exam Dates!

Check the Syllabus!

   

Week 12

M 11/28

Take Home Portion of Final Due by Wednesday 11/30 by noon. - Review for Final Exam  

11/23 - 11/25

No Class

Thanksgiving Holiday

   

Week 12

 M 11/21

Guest Lecturer - Main Effects and Interaction in Two-Way ANOVA (12-4) - Start Take Home Portion of Final

Week 12

 F 11/18

Download this Data File - More on Two-Way ANOVA (12-4) - Finish the problems in Section 12-4.

Week 11

 W 11/16

 

- Questions on Single Variable ANOVA

- Start Two-Way Analysis of Variance (12-4)

- Start working these problems in 12-4.  Use Megastat to work the problems (you may have to re-organize the data to get Megastat to work.)

12-4:  1, 3, 5, 11, 13, 15

Week 11

 M 11/14

In-Class Quiz 7 on Multiple Linear Regression and Chi-Square Tests

- More on ANOVA (the Sheffe' Test and the Tukey Test)

- Finish all problems in Section 12-3

Week 11

 F 11/9

  - Go over Hand-In Homework 4 solution. - Review Multiple Linear Regression and Chi-Square Tests problems for Quiz on Monday.

Week 10

 W 11/9

Hand-In Homework 4 Due

- Questions from Chi-Square Tests

- Start Analysis of Variance (Chapter 12)

Read Sections 12-1 through 12-3 and start working the following problems in Section 12-3:  1- 7 all, 9 - 19 odd (note:  for small data sets use your TI calculator, for larger data sets use Megastat).

Week 10

M 11/7

 

- Chi-Square Independence Test and Test for Homogeneity (11-3)

Read Section 11-3 and work the following problems in Section 11-3: 1 - 5, 9 - 21 odd

Week 10

F 11/4

  - Chi-Square Goodness of Fit (11-2) - Read Sections 11-1 and 11-2 and work the following problems in Section 11-2:  2, 3, 4, 5 - 15 odd

Week 9

W 11/2

Hand-In Homework 3 Due - Work on multiple linear regression problem. - Hand-In Homework 4 Due Wednesday, November 9, by noon

Week 9

M 10/31

In-Class Quiz 6 - Covers Chapter 10 (except multiple regression)

- Start multiple linear regression (10-6)

- Download this Excel file:  Data Bank .   The file is the same as the Data Bank in Appendix D except I have also separated the male and female data onto two worksheets. 

- Read Section 10-6 and work the following problems:  1 - 11 odd, 15

Week 9

F 10/28

  - Finish up Single Variable Regression Basics, Work on Hand-In Homework 3.   

Week 8

W 10/26

  - More on Regression, Coefficient of Determination, and Sources of Variation (10-5)

- Section 10-5:  1 - 5, 9 - 17 odd

- Hand-In Homework 3 Due Wednesday 11/2 beginning of class.

Week 8

M 10/24

  - More on Regression (10-4) - Section 10-4:  1 - 35 odd (Be sure to generate a scatterplot, plot the centroid, and plot the regression line for these problems, also try working using Excel with the Megastat addin.).

Week 8

F 10/21

Rescheduled Midterm Exam   - Work on the problems assigned below.  Read about regression in Section 10-4.

Week 7

W 10/19

 

- Scatterplots and Correlation (Sections 10-2 and 10-3)

- Read pages 494 - 506

- Work the following problems:

Section 10-3 Problems:  1, 3, 5, 11, 13 - 27 odd with these new directions:  Draw Scatterplot with Centroid, find the sample correlation coefficient, r.    When you find r via your calculator, also record the values of the coefficients for the regression line and plot the regression line.  Try playing the "Correlation Guessing Game"

M 10/17

Fall Break!  No Class

   

Week 7

F 10/14

Midterm Exam - Covers Select Portions of Chapters 2, 3, 6, 7, 8 and 9 - Postponed until F 10/21   Take Home Portion of Midterm Exam Due by Thursday, October 20 at noon.

Week 7

W 10/12

In-Class Quiz 5 - Covers 7-4, 8-3, 8-4, 9-2    

Week 6

M 10/10

  -More on Testing the Difference Between Two Population Means (Sections 9-2 and 9-4) Finish all problems from Sections 9-2 and 9-4 assigned below.

Week 6

F 10/7

 

-Testing the Difference Between Two Population Means (Sections 9-2 and 9-4)

Read Sections 9-2 and 9-4 and start working the following problems (DO NOT run the F-test first, always assume (unless otherwise told, that your population standard deviations are not equal)):

Section 9-2: 1, 3, 5 (try with Megastat), 7, 9, 11, 13 (also try with Megastat), 15, 19, 21

Section 9-4:   1 - 13 odd

 

Also make sure you have finished all problems assigned from Chapter 8 including these review problems:

Review Problems (page 425):  1 - 13 odd, 19 odd

Chapter Quiz (page 427):  2, 3, 7, 9 , 10, 11, 12, 13, 15 - 28 all, 33, 34

Week 6

W 10/5

 

- Testing Hypotheses:  t-tests for Population Means (Section 8-4)

Read Section 8-4 and work the following problems: 

Section 8-4:  1, 5 - 19 odd

Week 5

M 10/3

Hand-In Homework 2, Problems 4, 5, and 6 Due - The Logic of Hypothesis Testing - Testing Hypotheses: z-tests for Population Means (Section 8-3)

Read Section 8-3 and work the following problems:

Section 8-3:  1 - 25 odd

Week 5

F 9/30

In-Class Quiz 4 - Covers Sections 6-5, 7-2, and 7-3 - Confidence Intervals for Proportions (Section 7.4)

Read Section 7-4 and work the following problems:

Section 7-4: 1 - 19 odd

Week 5

W 9/28

  - More on Confidence Intervals for Means (7.2 and 7.3) Finish all problems from Sections 7-2 and 7-3.

Week 4

M 9/26

Hand-In Homework 2, Problems 1, 2, and 3 Due - More on Confidence Intervals for Means (Section 7.3) Finish problems from Sections 7-2 and 7-3 assigned below.

Week 4

F 9/23

  - Start Confidence Intervals for Means (Section 7.2)

Read Sections 7-2 and 7-3 and start working these problems:

Section 7-2:  1, 3, 5 - 7, 9 - 25 odd

Section 7-3:  1 - 19 odd

Week 4

W 9/12

Work In-Class on Hand-In Homework 2

Answer any remaining questions from Chapter 6 Homework

   

Week 3

M 9/19

In-Class Quiz 3 - Covers Interpreting Histograms and Using the Normal Distribution - Finish Chapter 6 Review: More on Sampling Distributions and the CLT

- Make sure you can work all of the problems assigned in Chapter 6 below.

- Download the Sampling Sim program and have fun with it!

- Hand-In Homework 2 Problems 1, 2, and 3 - Due Monday 9/26

Week 3

F 9/16

  - More Chapter 6 Review: Introduction to Sampling Distributions of Means and the Central Limit Theorem (CLT)

 

Week 3

W 9/14

Hand-In Homework 1 Due - Chapter 6 Review:  More on the Normal Distribution Continue working the problems assigned below from Chapter 6.

Week 2

M 9/12

In-Class Quiz 2

Chapters 2 and 3 (you will be given small data sets and will be expected to generate (by hand) the appropriate graphs and numerical summaries (use your TI to get the numerical summary), and interpret your results in the context of the problem)

- Chapter 6 Review:  The Normal Distribution

Practice Homework:  Skim over Chapter 6 as needed.  Start working the following problems:

Chapter 6 Review Exercises (page 318):  1 - 11 odd, 16, 17 (on 16 and 17 use the Normal Quantile Plot Macro)

Chapter 6 Quiz (page 320):  1 - 15, 18 - 28, 33, 34 (on 33 and 34 use the Normal Quantile Plot Macro)

 

Week 2

F 9/9

 

Using Excel (with Megastat Addin and BoxPlot Macro) for exploratory data analysis.

 

Practice Homework:  Use the Data Bank in appendix D and Excel to generate the following statistics and plots:

1.  A single graph with box plots of the IQ quantitative variable by the categorical variable Educational Level.

2.  Histograms of the variable IQ for each gender and a single graph with box plots of the IQ variable by the variable Gender.

3. Mean, sample standard deviation, and 5 number summary for the IQ data by gender.

Week 2

W 9/7

 

- More on Measures of Center and Spread

- Working with Excel (Megastat, Box Plot Macros, etc.) to Explore Large Data Sets - Bring Book  CD to Class!

Practice Homework:  Finish all problems from Chapter 3 assigned below.

- Hand-In Homework 1 - DUE Wednesday 9/14

- Use the Data Bank to create side by side box plots of the weights of the men and the weights of the women in the study.  Also create histograms and compute numerical summaries of the data.  You should be able to put all this information into a Word doc along with your description and comparison of these two data sets.

M 9/5 No Class! - Labor Day    

Week 1

F 9/2

Easy Quiz 1 Due Beginning of Class

- Chapter 3 Review:  Measures of Center and Spread for Sample Data (Mean, Median, Quartiles, Standard Deviation, Box Plots, Basic Data Shapes (skewness)), z-scores.

- Practice Homework: 

Skim over Chapter 3 as needed.

- Start working these problems:

Pages 159 - 161 Review Exercises: 1, 7, 9, 14, 20, 21, 22

Pages 161 - 163 Chapter Quiz: 3 - 11, 14, 15, 16, 18, 19, 22, 23, 27, 28, 31, 32, 35, 36

Week 1

W 8/31

 

- Finish Chapter 2 Review: More on Visual Representations of Data

- Practice Homework: 

- Finish all problems from Chapter 2

Week 1

M 8/29

Easy Quiz 1 (Due 9/2)

- Review of Syllabus/Website/Technology Requirements

- Chapter 2 Review: Visual Representations of Data (Histograms, etc.)

- Get Your Computer Configured!Make sure your laptop is configured with the required software (see the Syllabus and pages 23-24 of your textbook, and click here for problems/solutions when installing Megastat).   Put Excel data from CD onto your laptop.

- Practice with the Technology:  Excel:  Pages 23-25, 46-47, 62, 83-84;  TI-83: Pages 21-23

- Practice Homework: 

Read pages 1-7 of Chapter 1 and skim over Chapter 2 as needed. 

Work problems:  Page 90 problems 18-23, 25, 26 (also construct a histogram for problem 26).  You should be able to do these by hand and also by using your computer software.

Use computer technology to create the plots that I asked you to do in class with the Data Bank in Appendix D of your textbook.


Dr. L's Homepage     Longwood Department of Mathematics and Computer Science

Cook-Cole College of Arts & Sciences       Longwood University Home Page