Math 305 Homework assignment schedule     Winter '12       Hobson


Day
Subject matter
Homework assignment
CHAPTER 1:  DATA COLLECTION

Day 1
1.1  Intro to the Practice of Statistics
Ex. 1.1  #13 - 36 All
1.3  Simple Random Sampling
Ex. 1.3  #12a  (Use Table 1,  Col 4&5,  Start at Row 3)
1.5  Bias in Sampling
Ex. 1.5  #13 - 18 All
CHAPTER 2:  ORGANIZING & SUMMARIZING DATA

Day 1
cont'd.
2.1  Organizing Qualitative Data
Ex. 2.1  #18  Parts a through e
2.2  Organizing Quantitative Data
Ex. 2.2  #41 (Omit part d)
2.3  Graphical Misrepresentation
Ex. 2.3  #14
CHAPTER 3:  NUMERICALLY SUMMARIZING DATA

Day 2
3.1  Measures of Central Tendency
Ex. 3.1  #17, 18, 23, 24, 31
3.2  Measures of Dispersion
Ex. 3.2  #11 & 12 (Use definition formula and show work)
         Also #24 & 25  (Use your calculator)
Day 3
3.3  Using Grouped Data Ex. 3.3  #13
3.4  Measures of Position & Outliers
Ex. 3.4  #12, 15, 16, 22
3.5  Five-No. Summary & Boxplots
Ex. 3.5  #5, 6, 10
CHAPTER 4:  DESCRIBING THE RELATION BETWEEN TWO VARIABLES

Day 4

4.1  Scatter Diagrams & Correlation
Ex. 4.1  #9 - 14 All
     #20 (Use definition formula given Sx=3.56 & Sy=2.55)
     #23 (Make a scatterplot and use your calculator to find r)
4.2  Least Squares Regression
Ex. 4.2  #9, 10, 21  (#21 uses scatterplot from Sec. 4.1 #23)
CHAPTER 5:  PROBABILITY

Day 5

5.1  Probability Rules Ex. 5.1  #13 - 16 All,  Also  #25 - 34 All
5.2  The Addition Rule & Complements
Ex. 5.2  #5 - 20 All,  Also #25 and #32
Day 6
5.4  Conditional Probability
Ex. 5.4  #3 - 9 All,  also  #18 and #36
5.5  Counting Techniques
Ex. 5.5  #6 - 39 Mx3 (multiples of 3)
    Also #45, 48, 51
Day 7
Review
Study for midterm, no written HW
Day 8
Midterm #1

CHAPTER 6:  DISCRETE PROBABILITY DISTRIBUTIONS

8cntd. 6.1  Discrete Random Variables Ex. 6.1  #7, 8, 13, 14, 15,
   #19 (Show steps for finding E(X), omit parts d & e), also #28

Day 9
6.2  The Binomial Probability Distribution
Ex. 6.2  #7 - 14 All, #17, #19,
     #32 (but with n=5 instead of 10 and in part b, compute the mean only),
     #35 parts a & b only
CHAPTER 7:  THE NORMAL PROBABILITY DISTRIBUTION

Day 10
7.1  Properties of the Normal Distribution
7.2  The Standard Normal (z) Distribution
Ex. 7.1  #7 - 12 All,  #18 - 28 All
Ex. 7.2  Part a & b only of #7 - 14 All

Day 11
7.2   Continued
7.3  Applications of the Normal Distribution
Ex. 7.2  #15 - 33 Odd
Ex. 7.3  #17, 18, 20
CHAPTER 8:  SAMPLING DISTRIBUTIONS


Day 12

8.1  Distribution of the Sample Mean
8.2  Distribution of the Sample Proportion
Ex. 8.1  #11, 12, 17, 18, 23, 24
Ex. 8.2  #7, 8, 11, 12, 16, 21, 23

Day 13
Review
Study for midterm, no written HW

Day 14
Midterm #2

CHAPTER 9:  ESTIMATING PARAMETERS USING CONFIDENCE INTERVALS


14cont 9.1  Estimate Mean When Population SD is known Ex. 9.1  #13, 14, 17, 18, 21, 22, 47, 48
Day 15
9.2  Estimate Mean When Population SD is not known
Ex. 9.2  #7, 8, 9, 10, 13, 14, 25

Day 16
9.3  Confidence Intervals for a Population Proportion
Ex. 9.3  #21, 22, 28
CHAPTER 10:  HYPOTHESIS TESTS REGARDING A PARAMETER

16cntd.
10.1  The Language of Hypothesis Testing
Ex. 10.1  #9 - 18 All,  #23 - 26 All

Day 17
10.2  Test for Mean when Population SD is known
10.3  Test for Mean when Population SD is unknown
Ex. 10.2  #2, 3, 15, 17 (Parts a - c), #25
Ex. 10.3  #2 - 6 All,  #7 (Parts a - d), #23
CHAPTER 11:  INFERENCES ON TWO SAMPLES

Day 18
11.1  Inference RE Means: Dependent Samples
11.2  Inference RE Means:  Independent Samples
Ex. 11.1  #5 - 10 All,  #11 (Parts a - c),  #17
Ex. 11.2  #3a, 9a, 14a & b
CHAPTER 12:  ADDITIONAL INFERENTIAL PROCEDURES

Day 19 12.1  Goodness-of-Fit Test
Ex. 12.1  #5, 6, 7, 16

Day 20
Review for final
Study for final, no written HW