CLASS
ASSIGNMENTS
MAT 120
FALL 2009
| Date |
Class
Summary |
Homework
(Due next class) |
Extra
Problems (due quiz/test days) |
| Thursday Sept 3 |
Intro to
Statistics Population, Parameter, Census, Sample, Statistics, Types of Data, Categorical, Numerical (Discrete and Continuous), Process of Statistics (Data Collection, Descriptive Statistics, Inferential Statistics) |
Homework #1
Page 11 #6 Page 19 #10, 12 |
Page 11 #3,
5, 7 Page 19 #11, 13, 15ab |
| Tuesday Sept 8 |
Experiments,
Observational Studies, Selection Bias, Response Bias, Nonresponse Bias, Response Variable, Explanatrory Variable, Treatment Group, Control Group, Confounding Variables, Randomization, Direct Control, Placebo Effect, Placebo, Single-Blind Experiment, Double-Blind Experiment, |
Homework #2 Page 31 #4 Page 41 #22 Page 49 #32abc (on b, just state what is the explanatory variable) Page 54 #46ab |
Page 31 #3,7 Page 41 #21 Page 49 #33ab, 37 Page 54 #43, 45, 49 |
| Thursday Sept 10 |
Dotplots,
Stem-and-Leaf Plots, Relative Frequency Tables, Histograms, Shapes of Distributions |
Homework #3 On Handout |
On Handout |
| Tuesday Sept 15 |
Mean,
median, range, lower quartile, upper quartile, interquartile range, skeletal boxplots, outliers, and modified boxplots |
Homework #4 Page 156 #2abd, 14 Page 175 #30 |
Page 156 #1,
3ab, 5 Page 174 #29ab, 31, 35 Ignore the term "extreme outliers" |
| Thursday Sept 17 |
Quiz #1 Measures of Spread, Standard Deviation |
Homework #5
(due next class) Page 166 #22*, 24abcd * on 22a, just compute standard deviation, not variance |
Page 166 #17, 20, 21, 23 |
| Tuesday Sept 22 |
Empirical
Rule for Normal Distributions, Percentiles, z-scores, Comparing Normal Distributions. Began Scatterplots, Correlation Coefficients |
Homework
#6(due next class) Page 183 #48, 50 |
Page
183 #37, 41, 43abc |
| Thursday Sept 24 |
Quiz #2 Bivariate Data, Scatterplots, Correlation Coefficients, Least-Squares Lines |
Homework #7
(due next class) Page 207 #12ab, 16 Page 217 #30abc |
Page 207 #1,
10a Page 217 #19, 20, 22, 26, 27 |
| Tuesday Sept 29 |
Review for
Test #1 |
None |
Review Sheet and Answer Key |
| Thursday Oct 1 |
Test #1 |
None |
None |
| Tuesday Oct 6 |
NO CLASS INSTRUCTOR ILL |
||
| Thursday Oct 8 |
Began
discussing probability |
None |
None |
| Tuesday Oct 13 |
Conditional
Probability, Dependence and Independence, Began Discrete Random Variables |
Homework #8
(due next time) Page 286 #6 Page 300 #18 Page 310 #30 Page 320 #42abc |
Practice
Problems Page 286 #3, 5, 11 Page 300 #17, 19, 21, 25 Page 310 #33, 37, 39a Page 320 #41, 45, 47, 49, 57 |
| Thursday Oct 15 |
Discrete
Random Variables, Probability Distributions, Expected Value/Mean, Began Standard Normal Distribution |
Homework #9 Page 360 #2 Page 365 #8, 14 |
Page 360
#1, 3, 5 Page 365 #9, 11, 15 |