Questions/Solutions of Chapters 11 and 12 - Solutions may not appear in
the same order as given in the posted questions. Also, questions on
Independence (section 11.4) are not relevant to Test 4.
1) A pasta company would like to know the variability in th
Chapter 13
Simple Linear Regression
Slide 13-1
What will we cover?
Simple linear regression and analysis
Inference about the slope
Linear Correlation
Slide 13-2
Introduction
We often want to know whether two (or
more) variables are related and, if they ar
Chapter 9
Hypothesis Test about the Mean
and Proportion
Slide 9-1
What will be covering?
Basics of Hypothesis Testing
Hypothesis Test about : known
Hypothesis Test about : unknown
Hypothesis Tests about a Proportion
Slide 9-2
Hypothesis Testing
Confidence
Chapter 12
Analysis of Variance (ANOVA)
ONE WAY ANOVA
In previous chapters we dealt with inference
procedures for one and two parameters
[mean (s), proportion (s)].
How can we extend these inference
procedures if we have say k means under
consideration?
O
21/07/2012
Chapter 10
Estimation and Hypothesis
Testing: Two Populations
What will we be covering?
Inference about two Means:
Independent Samples
Inference from Matched Pairs
Inference about two Proportions
Two Populations Twice the Fun
Inference about
Chapter 11
Chi-Square Procedures
Slide 11-1
How and where can we use
2 procedures?
Goodness of fit test.
Test of Independence.
Inference about the Population
Variance
Slide 11-2
Properties of 2 distribution
Like any density curve, area under 2
curve (read
Solution of practice problems from chapter 10
Course number STAT1201 001
1) An experiment was conducted to compare the mean absorption of two drugs (A and
B) in specimens of muscle tissue. 72 tissue specimens were randomly divided into two
equal groups. E
Chapter 9 Solutions
1) According to a Pharmacist, Quebecers spent an average of $220 per person on prescription drugs in 2006. A recent survey of 300 randomly chosen Quebecers showed
that they spent an average of $235 per person on prescription drugs with
Chapter 8
Estimation of the Mean and
Proportions
Slide 8-1
Coverage
Estimating a Population Mean when is known.
Estimating a Population Mean when is
unknown.
Estimating a Population Proportion.
Slide 8-2
Statistical Inference
Statistical inference provide
Chapter 7
Sampling Distributions
Slide 7-1
What will we cover?
Population and Sampling Distributions
Sampling Distribution of the Sample Mean
Sampling Distribution of the Sample
Proportion
Slide 7-2
Population and Sampling Distributions
The probability di