Chapter 8 Homework
(Starnes, Yates & Moore, 4th edition)
Estimating with Confidence
8.1 Confidence Intervals: The Basics
Summary (480)
Point Estimator (469)
Activity (473)
Interpretation of Confidence Intervals (474)
Activity (477)
Calculating the CI (478) & Conditions (479)
8.2 Estimating a Population Proportion
Summary (495)
Standard Error for a static (487)
One Sample z intervals for a Population Proportion (489)
The Four Steps of CI (490)
Sample Size for a desired Margin of error (493)
8.3 Estimating a Population Mean
Summary (516-517)
One-Sample z Interval for a Population Mean (499)
Sample Size for a desired Margin of error for Estimating μ (493)
The t Distributions (501-506)- ( when σ is unknown )
Degrees of Freedom (505)
One-Sample t Interval for a Population Mean (507)
SE (standard error) for a sample mean (507)
Conditions for Inference about a Population Mean (508)
Robust Procedures (511)
One Sample t Procedures: The Normal Condition (512-513)
Example: Case Closed (515-516)
Exercises
Section 8.1
p 481
5
7
9
11
13
19-24
Section 8.2
p 496
27
31
33
35
37
41
43
47
49-52
Section 8.3
p 518
55
57
58
59
63
65
67
71
73
75-78
Links
Schedule
Textbook quiz and resources
Activity for p 446, 449 (Sampling Distributions).
Rossman Applets (Reeses Pieces activity p 433)
Fr Chris' Skittle Sim
Fr Chris' Sample Mean Distribution
Fr Chris' Random Sampling Sim (CI)