Spring 2009

Math 3332 – Probability and Statistics

 

Date

Section

Assignment

Jan 12

Overview of descriptive statistics. Types of data. Introduction to Minitab. Plotting data. Ex. 14;

 

Read Chapter 1.

 

Jan 14

Measures of location and measures of variability.

Hw#1 due Jan 21: Chapter 1: ex. 20 (work the problem as told in the attached paper), 29 (is that a histogram that you have to draw??) 36, 64.

Jan 19

No class. Martin Luther King birthday observed.

 

Jan 21

Sample space of an experiment and events. Axioms and properties of probability.

Read Sections 2.1 and 2.2.

Hw#2 due Feb 2nd: Chapter 2: 3, 7, 11, 14, 15, 17, 21. there will be more problems added to Hw#2.

Suggested problems: on top of the above: 2, 16, 18.

Jan 26

Counting techniques: (section 2.3): Permutations and Combinations.

Read Section 2.3.

Suggested problems: 29, 30, 31, 32, 33, 34, 38 (again the “bulb” problem). See below the updated Hw#2 assignment.

 

Jan 28

Conditional probability.

Read Section 2.4 up to Bayes’ Theorem.

Suggested problems: Chapter 2: 45, 46, 47, 49, 50.

Feb 2

Bayes’ Theorem. Examples. Independence.

Hw #2 due: Chapter 2: 3, 7, 11, 14, 15, 17, 21; 30, 34, 37 new.

Feb 4

Random variables and their probability distributions.

Hw#3 due Feb 11: Chapter 2: 59, 65, 67, 79, 84, 93, 97 more to come

Suggested problems: Chapter 2: 45, 46, 47, 48, 49, 59, 60, 61, 78, 83, 90, 100.

Feb 9

Discrete random variables. The cumulative distribution function.

Hw#3 additional problems: Chapter 3: 14, 23.

Read section 3.2. Suggested problems: 15, 17, 18.

Feb 11

Expected value, variance and standard deviation.

Hw#3 due

The answer key to Practice for Exam 1 is now posted on the Resources page

Feb 13

Review for Exam 1 in CL 1007 between 12:15-2:00

 

Feb 16

Exam #1 through section 3.3.

 

Feb 18

The Binomial Distribution (section 3.4)

Read 3.4.

Hw#4 due March 2: Chapter 3: 51, 53, 54, 55, 59. More to come 

Suggested problems: section 3.4: 48-57; 59, 60, 62, 66.

Feb 23

Examples on the binomial distribution.

The Hypergeometric Distribution (section 3.5)

Read section 3.5 up to the Negative Binomial distribution.

Suggested problems: 61, 68, 69, 71, 72.

Quiz on 3.4 and 3.5. You are allowed a formula sheet.

See new hw assignment below.

Feb 25

The Poisson Distribution

Hw#4 due March 2: Chapter 3: 51, 53, 54, 55, 59; 71, 74(On parts a) and b) you do not have to write all the probabilities. You may just name the model and give its parameters, or at most give the general pmf as shown in (3.15) on page 117); 86, 87, 91.

March 2

Continuous probability distributions. (4.1)

The cumulative distribution function.

 

March 4

More on continuous distributions. Expected value, variance and standard deviation. (4.2)

Read 4.1-4.2.

Suggested problems: (see hw plus) 10, 12, 14, 23, 24.

Hw#5 due March 18: Chapter 4: 1, 3, 5, 11, 13, 15, 21, 22, 25. 

March 16

Percentile values.

The Standard Normal Distribution.(4.3)

Read 4.2; 4.3 to page 149.

March 18

Nonstandard Normal Distributions. Finding percentiles. Applications.

Read 4.3 up to the approximation to the Binomial distribution.

Hw#5 due postponed until Monday, 03/23.

New problems added to Hw5: section 4.3: 30(a, c), 34, 38, 40.

Suggested problems: Ch 4: 28, 29, 35, 37, 43, 46, 47.

March 23

The exponential distribution.

Hw#5 due

Quiz on 4.1, 4.2.

Suggested problems: Ch. 4: 60, 61, 67.

March 24

Review in CL 2007 3:30 – 5:00 PM.

 

March 25

Exam 2: 3.4-3.6; Chapter 4.

 

March 30

Relationship between the exponential and the Poisson distributions. (4.4)

Joint probability distributions. (Chapter 5.1) only discrete random variables.

The answer key to hw5 is now posted in Vista.

Also, check the Resources page for some examples on using Maple to compute integrals, plot functions, and solve equations among other things.

Hw#6: due Monday, April 6: Ch.4: 60, 103: Ch5: 2, 3, 6, 4, 14, 22. New problem added: 26.

Suggested problems (see hw plus) 5, 7

April 1st

Expected values and covariance (5.2).

Quiz on 4.4 (exponential distribution) and 5.1.

Notice another problem added to Hw#6: pb 26 from Chapter 5.

Check this link for some hints on problem 14 in hw6.

April 6

Statistics and their distributions: 5.3

Read 5.3.

Suggested problems: 37, 39, 40, 42.

 

April 8

Distribution of the sample mean. The Central Limit Theorem.

Quiz on 5.3

Hw#7: (due Monday, April 13) Chapter 5: 37, 62, 66, 74, 79, 80, 82.  

April 13

Distribution of a linear combination of normal variables (5.5)

Some hints on some homework problems (37, 66)

April 15

Some topics in estimation. Confidence intervals

Hw#7 due

Quiz on 5.4 and 5.5.

Read 7.1

Practice test #3 is posted on the Resources page.

April 20

Finding the sample size for a given margin of error.

Confidence intervals for means and proportions.

Suggested pb: 7.1: 1, 2, 3, 4, 6.

Hw#8 (due Monday, April 27) Chapter 7: 3, 6, 12, 20, 32, 37(a).

April 21

Review session from 3:30-5:00 PM in Willingham Hall, Room 126.

 

April 22

Exam 3; Chapter 5 and 7.1-7.3. No tolerance intervals or prediction intervals.

 

April 27

 

 

April 30

Final review