Math 121 - Spring 2020

Announcements

Tentative Schedule

  Lecture     Date     Section     Topic     Homework  
1 1/13   1     Graphing data     1.23, 1.24 (see here)  
2 1/15   2     Measures of center     1.35, 1.38, 2.25, 2.26 (see here)  
3 1/17   2     Measures of spread     2.44, 2.50 (see here)  
4 1/20   3     Normal distributions     3.26 (see here)  
5 1/22   3     Normal distributions     3.35, 3.36, 3.37, 3.41, 3.42 (see here)  
6 1/24   4     Scatterplots & correlation     4.24, 4.26, 4.28, 4.34, 4.38  
7 1/27   5     Regression     5.30, 5.34, 5.36, 5.39  
8 1/29   5     Regression     5.55, 5.62  
9 1/31   6     Two-way tables     6.18, 6.19, 6.21, 6.24, 6.28  
10 2/03   6     Simpson’s paradox     6.25, 6.32  
11 2/05   8     Producing data: sampling     7.18, 8.26, 8.30  
12 2/07   8     Bias versus random error     8.27, 8.33  
13 2/10   9     Producing data: experiments     9.29, 9.30, 9.33  
14 2/12   12     Probability distributions     12.34, 12.36, 12.48  
15 2/14       Midterm 1      
16 2/17   12     Weighted averages     Weighted average problems  
17 2/19   15     Sampling distributions     15.26, 15.27, 15.28  
18 2/21   15     Sampling distributions     15.40, 15.41  
19 2/24   13     Independence     13.28, 13.30, 13.32  
20 2/26   13     Tree diagrams     13.48, 13.49, 13.52  
21 2/28   13     Conditional probability     13.33, 13.36, 13.39  
22 3/02   16     Confidence intervals     16.20, 16.21, 16.22, 16.23  
23 3/04   17     Tests of significance     17.30, 17.33, 17.38  
24 3/06   20     The t-distribution     20.29, 20.37  
25 3/16   20     Inference about means      
26 3/18   18     Thinking about inference      
27 3/20       Midterm 2      
28 3/23   21     Comparing two means      
29 3/25   20     Matched pairs      
30 3/27   21     Two-sample problems      
31 3/30   14     Binomial distribution      
32 4/01   22     Inference about proportions      
33 4/03   22     Inference about proportions      
34 4/06   23     Comparing two proportions      
35 4/08   23     Comparing two proportions      
36 4/10   24     Choosing the right procedure      
37 4/13   25     Chi-squared test      
38 4/15   25     Chi-squared test      
39 4/17       Midterm 3      
40 4/20       Logarithmic scales      
41 4/22   25     Log-scales and regression      
42 4/24   26     Inference for regression