Sampling and Confidence Intervals

Learning tasks

A) Statistical Modeling
1) Distinguishing Between Random Variables and Observed Values	Ex 1 Ex 2 Ex 3
2) Modeling with Random Variables	Ex 4 Ex 5 Ex 6 Ex 7
3) Calculating Sample Statistics	Ex 8 Ex 9 Ex 10
B) Confidence Intervals for Means with Known Variance
4) Finding Critical Values	Ex 11 Ex 12 Ex 13
5) Constructing Confidence Intervals	Ex 14 Ex 15 Ex 16
C) Confidence Intervals for Means with Unknown Variance
6) Estimating the Mean with Unknown Variance	Ex 17 Ex 18 Ex 19
D) Confidence Intervals for Proportions
7) Estimating Population Proportions	Ex 20 Ex 21 Ex 22
E) Hypothesis Testing using Confidence Intervals
8) Testing Claims About the Population Mean	Ex 23 Ex 24 Ex 25 Ex 26
F) Determining Sample Size
9) Determining Sample Size	Ex 27 Ex 28 Ex 29

Lesson Summary
Text book

Exercises Correction
A) Statistical Modeling
    1) Distinguishing Between Random Variables and Observed Values Ex 1 Ex 2 Ex 3
    2) Modeling with Random Variables Ex 4 Ex 5 Ex 6 Ex 7
    3) Calculating Sample Statistics Ex 8 Ex 9 Ex 10
B) Confidence Intervals for Means with Known Variance
    4) Finding Critical Values Ex 11 Ex 12 Ex 13
    5) Constructing Confidence Intervals Ex 14 Ex 15 Ex 16
C) Confidence Intervals for Means with Unknown Variance
    6) Estimating the Mean with Unknown Variance Ex 17 Ex 18 Ex 19
D) Confidence Intervals for Proportions
    7) Estimating Population Proportions Ex 20 Ex 21 Ex 22
E) Hypothesis Testing using Confidence Intervals
    8) Testing Claims About the Population Mean Ex 23 Ex 24 Ex 25 Ex 26
F) Determining Sample Size
    9) Determining Sample Size Ex 27 Ex 28 Ex 29