Stats for Strategy Fall 2008 HOMEWORK 10 (covers Topic 11 and Topic 12, Part 1. Due Monday, Dec. 1) DIRECTIONS: Part of this assignment requires reading in the supplementary textbook Chapter 17: Logistic Regression. Find this chapter as a PDF file on the

Stats for Strategy Fall 2008 HOMEWORK 1 (Due Tuesday, Sept. 2) A. Complete the First Discussion Handout. Print and keep the printout for your calculator from the Calculator Help website, as described in the handout. If website is busy after several attemp

Stats for Strategy Fall 2008 HOMEWORK 2 (Due Monday, Sept. 8) DIRECTIONS: Please use the Four Steps (see Notes page 43) whenever the exercise asks for a hypothesis test. Prof. Whitten has altered or added instructions to some exercises.
A. Homework Proble

Stats for Strategy Fall 2008 HOMEWORK 3 (Due Monday, Sept. 22) DIRECTIONS: Please use Four Steps and significance level = 5% whenever doing a hypothesis test. Notice that some exercises have altered or added instructions.
Before beginning the homework, c

Stats for Strategy Fall 2008 HOMEWORK 4 (covers Topic 6, due Monday, Sept. 29) DIRECTIONS: Always use MINITAB to compare two means. Determine whether the two samples are paired or independent. Use Four Steps and extract the t statistic and P -value from M

Stats for Strategy Fall 2008 HOMEWORK 5 (covers Topic 7, due Monday, Oct. 6) DIRECTIONS: Use Four Steps. Extract the F statistic and P -value from MINITAB output for hypothesis tests. If an exercise does not specify a significance level, use = .05. Data s

Stats for Strategy Fall 2008 HOMEWORK 6 (covers Topics 8 and Topic 9, Part 1. Due Monday, Oct. 20) DIRECTIONS: Before beginning the homework, please access the Calculator Help website or handout for your calculator. Work the handout's example for calculat

Stats for Strategy Fall 2008 HOMEWORK 7 (covers Topic 9, Part 2. Due Monday, Oct. 27) DIRECTIONS: Some of the exercises listed below include special instructions which modify or clarify textbook instructions. Use a 5% significance level for tests unless n

Stats for Strategy Fall 2008 HOMEWORK 9 (covers Topic 10, Part 2. Due Monday, Nov. 10) DIRECTIONS: Some of the exercises listed below include special instructions which modify or clarify textbook instructions. Use a 10% significance level for tests unless

Descriptive Statistics
Regression Basics
06E:071:SCA Statistics for Strategy Problems
Thomas Parker
Fall 2011
T. Parker ()
Review
1 / 15
Descriptive Statistics
Regression Basics
Review: Outline
Descriptive statistics
The center of the data
The spread o

Stats for Strategy Fall 2008 HOMEWORK 11 (covers Topic 12, Part 2. Due Monday, Dec. 8) DIRECTIONS: It's important to do the textbook reading (see pages listed in Topic 12 Part 2) either before or during the homework. Some of the exercises listed below inc

The CLT
Hypothesis tests
Condence intervals
Inference Review: Outline
The central limit theorem
One-sample hypothesis tests for population parameters
For a mean (variance known or unknown)
For a proportion
Condence intervals for population parameters

Condence intervals
Two populations: means
Two populations: proportions
Inference Review: Outline
Condence intervals for population parameters
Inference for population parameters in two samples
Two means
Two proportions
T. Parker ()
1 / 19
Condence int

Two-way tables: Outline
Quick correcton for one-sample tests of p
Two-way tables for testing the hypothesis of no association
The 2 distribution
T. Parker ()
1 / 16
Note: one-sample test for p
Before, I said that the test statistic for testing
H0 : p

Two-way tables and ANOVA: Outline
Equivalence of the 2 test and two-population proportion tests.
Two-population tests for means (review)
ANOVA
T. Parker ()
1 / 14
Inference for two proportions
Inference using 2 : for testing no association.
What if t

06E:071, Fall 2011
due Sep. 6
Homework 1
1. Exercise 6.39 (p. 383). (Note that although the data is in percentages, it is not a test of the
population proportion. The standard deviation is given as well.)
2. Exercises 6.43 and 6.44 (p. 385). When it says

06E:071, Fall 2011
due Sep. 13
Homework 2
For the questions about conducting t tests for two means, either do them by hand or use a computer
(or do them by hand and use the computer to check your work).
1. Exercise 7.3 & 7.4 (p. 428). Do it by hand using

06E:071, Fall 2011
due Sep. 20
Homework 3
1. Which test statistic do you use for the following two hypotheses? Write the null and alternative
hypotheses for each problem and the test statistic you would use if you had 1 , 2 , n1 and n2 .
pp
Write out the

06E:071, Fall 2011
due Sep. 27
Homework 4
For the smaller problems like number 1, it is not too tedious to work out the statistic by hand, although
it is not necessary.
1. Exercise 14.54 (p. 834) Note the groups/factors are number of days stored, and ni =