STATISTICS 201, FALL 2013, MIDTERM EXAM
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Open book and notes, calculator required. You should have 4 pages make sure you have them all.
Each part of each question is worth 6 points, except where indicated otherwise. Use the back of the
pages if
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STATISTICS 201, FALL 2013, FINAL EXAM
Open book and notes. You should have 5 pages make sure you have them all. Use the back of the
pages if you need more space. Each part of each problem is worth 5 points except w
Statistics 201, Professor Utts, HW 2, page 1, Due: October 16th
Homework 2 Solutions:
Chapter 1: #27; Chapter 2: #9, 10, 28ab
Chapter 2: #12, 27
NOTE: The R session for all of the parts involving the muscle mass data is shown at the end. Various parts are
Statistics 201, Professor Utts, HW 4, page 1, Due: October 28th
Homework 4 Solutions:
Chapter 3: #15
Chapter 5: #, 5, 8ab, 17a; Chapter 6: #2, 25; Chapter 8: 21a; Show that H is idempotent
Assigned Mon, Oct 21:
3.15
a. Fit a linear regression function: Y
Statistics 201, Professor Utts, HW 3, page 1, Due: October 23rd
Homework 3 Solutions:
Chapter 2: #18, 29bcde, 33bc, 56a, 57a
Chapter 3: #1, 18, 20
Assigned Mon, Oct 14:
2.18
You can test one-sided hypotheses with a t test, but not with the F test.
2.29
b.
Statistics 201 Homework
Assigned Mon, Oct 28 and Due Wed, Nov 6
For this assignment use the data set UCD.txt (linked to the website under data sets and in the list of
assignments). The file does include a row with variable names, and the columns are separ
Statistics 201, Professor Utts, HW 6, page 1, Due: November 13
Homework 6 Solutions:
Mon, Nov 4: Chapter 7: #1, 2, 5, 6
Wed, Nov 6: Assignment on handout
Assigned Mon, Nov 4:
7.1
In each case, df = the number of terms being added to the model. So, they ar
Statistics 201
PRACTICE MIDTERM EXAM KEY
Note that pages have been condensed on this key to fit on 3 pages, to save paper if you print it.
Open notes. Calculator required. There are 5 problems, with a total of 14 parts. Each part of each
problem (a, b, et
Statistics 201, Professor Utts, HW 9, page 1, Due: Dec 4th
Assigned Nov 24: Handout
Assigned Nov 26: S4.4 and S4.10 to S4.14
Assigned Dec 2: S4.5 to S4.9
Assigned Nov 24:
1. Create side by side boxplots comparing the PartyDays for the three Religious Impo
Statistics 201, Professor Utts, HW 7, page 1, Due: November 20th
Homework 7 Solutions: Chapter 8: #4abeg, 17, 34
Assigned Wed, Nov 13:
8.4
a. Define xi = Xi X . Fit regression model 8.2: Y = 82.936 1.184x + 0.0148x2. Plot the
fitted regression function an
Statistics 201, Professor Utts, HW 8, page 1, Due:November 27th
Assignment for Monday, November 18:
Use the Patient Satisfaction data from Problem 6.15 for this homework.
1. There are three predictor variables available for this data set: Age, Severity an