Spring 2006

Math 3332 – Probability and Statistics

 

Date

Section

Assignment

Jan 9

Overview of descriptive statistics. Introduction to Minitab

Read Chapter 1.

HW#1: ex. 20, 24, 32. Find the mean and the median for each data set. Use Minitab or other statistics software for plots.

When you construct histograms you may use the software default rather than the suggestions given in the problems.

Jan 11

Measures of variability. Boxplots.

Introduction to Probability

Suggested problems on Ch 1: 36, 41, 42, 51, 55, 57, 68, 69, 78.

HW#1: 45, 59.

Jan 16

No class. Martin Luther King birthday observed.

 

Jan 18

Axioms and properties of probability Section 2.2

HW#1 due.

Suggested problems on Ch 2: 2, 3, 6, 8, 12, 14, 15, 17, 18, 19, 21.

Jan 23

Counting techniques: permutations and combinations.

Suggested problems: 29, 30, 31, 32, 33, 40.

Jan 25

Conditional probability and independence.

Suggested problems: 45, 46, 48, 49(again the light bulbs), 50, 51, 52, 59, 60, 61, 62, 64, 69, 72, 75, 76, 77, 82, 95, 97.

Jan 30

Discrete Random Variables. Probability distributions for discrete random variables.

HW #2 due: 21, 34,  Find the probability of being dealt a full house at a game of poker (see Hint), 62, 72.

Feb 1st

The cumulative distribution function.

Suggested problems on Ch 3:7, 10, 12, 13, 14, 16, 17, 18, 22, 23.

Feb 6

Expected value, variance and standard deviation of a random variable.

Suggested pb: 28, 29, 31, 34, 35, 38, 41.

HW #3: 15, 23, 31, 38, 48, 56. to be continued.

Feb 8

The binomial distribution

Practice test #1 is posted on the Resources page.

Feb 13

The hypergeometric distribution (section 3.5)

HW#3 due

Solutions to the practice test are now posted.

Solutions to Quiz 4 as well.

Feb 15

Exam 1

 

Feb 20

The Poisson distribution (section 3.6)

Suggested problems:75, 76, 78, 79, 80, 81, 84, 85, 87, 88.

Chapter review problems: 91, 93, 95, 96, 97, 103, 105, 107, 109.

HW#4: 70, 83, 84, 87, 105, 107. 

Feb 22

Continuous random variables and their distributions.

 

Feb 27

Expected value, variance and standard deviation for continuous random variables.

Suggested problems on Ch 4: 1, 2, 4, 5, 7, 8; 11, 12, 13, 14, 18, 20, 21

22, 24.

HW#4 due

March 1

The standard normal distribution. Look over the exponential distribution in section 4.4

Suggested problems: 26, 27, 28, 29, 59, 60, 61, 63, 64.

Supplementary problems: 92, 94, 100, 101, 104.

03/ 13

Computing normal probabilities.

More suggested problems: 30, 31, 32, 34, 36, 37, 38, 43, 45, 111.

HW#5: Ch 4: ex. 13, 22, 32, 37, 42, 100, 101, 102.

03/ 15

Probability plots. (4.6)

 

03/ 20

Joint probability distributions.(Ch 5.1 mostly the discrete case)

HW#5 due.

Suggested problems:1, 2, 3, 4, 5, 6, 7, 14, 15.

03/22

Expected values, Covariance and Corellation

Review session on Saturday, 03/24 10-12 in Cl 1007.

 

03/27

Exam #2

 

03/29

Statistics and their distributions (5.3).

Expected values and variances of linear combinations (5.5 pages 244-245).

Suggested problems: 22, 23, 26, 30, 35, 36;

                             37, 38, 39, 40, 41, 42;

                             58, 61, 63, 64.

04/03

The distribution of the sample mean. The Central Limit Theorem. The distribution of a linear combination.

HW#6: 26, 6 revisited (see link), 42, 50, 52, 64, 74.

Suggested problems: 46, 47, 48-56; 62, 65, 67, 68, 73.

Supplementary ex.: the sky is the limit (i.e. work as many as you can and want), but here are some suggestions:75, 79, 80, 82, 84, 86.  

04/05

Linear combinations of independent normally distributed random variables. The normal approximation to the binomial (see Section 4.3)

 

04/10

Introduction to point estimation.

Read Section 6.1

04/12

Confidence intervals for means. (7.1, 7.3)

HW#6 due.

Suggested problems Ch.6: 1(skip (b)), 2, 8.

Ch 7: 1, 2, 3, 4, 5, 6, 7, 11. 

04/17

 

 

04/19

Exam #3

 

04/24

Finding the sample size for a given margin of error in estimating proportions. Brief overview of hypothesis testing.

 

04/26

Final review.

 

04/29

(Saturday) Review session 10-12 CL 1005

 

05/01

Final exam for evening section: 6:30- 8:30. See Problem for final.

 

05/03

Final exam for afternoon section: 2:00- 4:00. See Problem for final.