MCS 142 Homework Assignments

1. Looking at data--distributions

Section Topic/notes Problems Due Date
1.1 Graphical descriptions 1.2, 1.8, 1.12, 1.14, 1.15, 1.16, 1.21, 1.38 R 9/11
1.2 Numerical summaries 1.46, 1.48, 1.55, 1.56, 1.62, 1.74 M 9/15
1.3 Normal distributions 1.78, 1.80, 1.82, 1.86, 1.88, 1.92, 1.108, 1.118
Extra credit #1 (see class notes)
R 9/18

2. Looking at data--relationships

2.1 Scatterplots 2.2, 2.10, 2.16, 2.18 M 9/22
2.2 Correlation 2.11, 2.20, 2.24 M 9/22
2.3 Least-squares regression 2.40, 2.48, 2.52
Extra credit #2 (see class notes)
R 9/25
2.4 Residuals and cautions 2.58, 2.68 R 9/25
2.5 Causation? 2.78, 2.80, 2.82, 2.86 M 9/29
9.1 Two-way tables 9.4, 9.5, 9.6, 9.7
In 9.5, get 4 numbers. In 9.7, change 4 x 3 to 4 x 4.
M 9/29

Homework rules

"On my honor, I pledge that I have not given, received, nor tolerated others' use of unauthorized aid in completing this work."

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