Math 262 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 thru 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, show work)
             #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
           and Sy = 2.55)  Also #23 all parts, use your calculator to find r.
4.2  Least Squares Regression
Ex. 4.2  #9, 10, 21  (Note that #21 uses the scatter plot from
            #23 in Section 4.1)
CHAPTER 5:  PROBABILITY

Day 5

5.1  Probability Rules Ex. 5.1  #13 - 16 All,  #25 - 34 All
5.2  The Addition Rule & Complements
Ex. 5.2  #5 - 20 All,  #25, 32
Day 6
5.4  Conditional Probability
Ex. 5.4  #3 - 9 All,  #18, 36
5.5  Counting Techniques
Ex. 5.5  #6 - 39 Mx3 (multiples of 3)  Also, #45, 48, 51
Day 7
Review
No written HW, study for midterm
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 E(X), omit parts d & e),  Also #28

Day 9
6.2  The Binomial Probability Distribution
Ex. 6.2  #7 - 14 All,  #17, 21, 
     #32 (But with n=5 and, in part b, compute the mean only)
     Also, #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
7.3  Applications of the Normal Distribution
Ex. 7.1  #7 - 12 All,  #18 - 28 All
Ex. 7.2  #9, 11, 15, 19, 25, 27, 33
Ex. 7.3  #17, 18
CHAPTER 8:  SAMPLING DISTRIBUTIONS


Day 11

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 12
Review
No written HW, study for midterm

Day 13
Midterm #2

CHAPTER 9:  ESTIMATING PARAMETERS USING CONFIDENCE INTERVALS


13cont 9.1  Estimate Mean When Population SD is known Ex. 9.1  #13, 14, 17, 18, 21, 22, 47, 48
Day 14
9.2  Estimate Mean When Population SD is not known
9.3  Confidence Intervals for a Population Proportion

CHAPTER 10:  HYPOTHESIS TESTS REGARDING A PARAMETER

Day 15
10.1  The Language of Hypothesis Testing


Day 16
10.2  Test for Mean when Population SD is known
10.3  Test for Mean when Population SD is unknown

CHAPTER 11:  INFERENCES ON TWO SAMPLES

Day 17
11.1  Inference RE Means: Dependent Samples
11.2  Inference RE Means:  Independent Samples

CHAPTER 12:  ADDITIONAL INFERENTIAL PROCEDURES

Day 18 12.1  Goodness-of-Fit Test


Day 19
12.2  Independence & Homogeneity Tests


Day 20
Review for final