Probability and Random Variables
Law of large numbers - as more observations are collected, the
proportion of occurrences with a particular outcome converges to
the probability of that outcome.
Gamblers fallacy - Also known as law of averages, if there ar

QUIZ 1
FORM A
ID:
SOC SCI 10B 2016
SIGNATURE:
NOTE: Bubble in your name, student ID, and quiz form on your Scantron.
1. What quiz form do you have? Also, bubble it in on the top-right of your Scantron.
A) A
B) B
C) C
D) D
2. In hypothesis testing, you ass

5ID _ _ _ _ _ _ _ _
SIGNATURE _
QUIZ 4
FORM C
SOC SCI 10B 2015
-1. You have FORM C. Which FORM do you have? A) A
B) B C) C D) D
If you fill in this answer twice: once as your answer to Question 1 and once under TEST
FORM on your SCANTRON and if you leave

FINAL EXAM
PRACTICE PART 1
SOC SCI 10B
There may be some overlap between these questions and those on other practice
quizzes (because review questions are included) It goes through Chapter 17,including
16B and 17B which were handed out and linked, but are

QUIZ 1 PRACTICE: PART 1 of 2
SOC SCI 10B
THE QUIZ GOES From Chapter 12 (Including 12.8) THROUGH CHAPTER 14 but it will
not cover 12.6, 14.3, 14.5.or 14.6
SEE THE MANY PRACTICE EXERCISES IN CHAPTER 14 ALSO! (e.g. pp 258-261, 268272
REVIEW CHAPTER 13!
-1. T

PRACTICE AND REVIEW OF 10A MATERIAL
\
THIS REVIEW IS IN THREE PARTS
Answers to each part are after the questions.
BRING TO QUIZ 1:
YOUR TA's NAME!
SCANTRON, 2 PENCILS, CALCULATOR
PART 1: Basic Descriptive Statistics
-TABLE 1A
X
1
7
7
9
1. The mean of the

QUIZ 2 PRACTICE
SOC SCI 10B
THE QUIZ GOES THROUGH CHAPTER 15.3
See Pages 324-330, Questions 1-46. Also, P. 338, 1-6;
P. 339, 7-11 Pp 342-343, 24-30
Review ERRORS (Type I and TYPE II, and POWER from chapter 13!)
Additional practice and review questions: Pa

QUIZ 1 PRACTICE: PART 2 of 2
SOC SCI 10B
PRACTICE ON CHAPTER 12.8, THE SUM
Xi
-10
+350
pi
.973684211
.026315789
This distribution shows approximately what you could expect if you bet $10 one time on
the specific number 5 on one spin of the wheel. Theres o

ID _ _ _ _ _ _ _ _
SIGNATURE _
QUIZ 1
FORM C
SOC SCI 10B 2015
-1. You have FORM A. Which FORM do you have? A) A B) B C) C D) D
If you fill in this answer twice: once as your answer to Question 1 and once under TEST
FORM on your SCANTRON and if you leave t

ID _ _ _ _ _ _ _ _
SIGNATURE _
QUIZ 2
FORM D
SOC SCI 10B 2015
-1. You have FORM D. Which FORM do you have? A) A
B) B
C) C
D) D
If you fill in this answer twice: once as your answer to Question 1 and once under TEST
FORM on your SCANTRON and if you leave t

ID _ _ _ _ _ _ _ _
SIGNATURE _
QUIZ 3
FORM D
SOC SCI 10B 2015
-1. You have FORM D. Which FORM do you have? A) A
B) B C) C D) D
If you fill in this answer twice: once as your answer to Question 1 and once under TEST
FORM on your SCANTRON and if you leave t

TWO WAY ANOVA PRACTICE
-"KATRINA?"
Suppose 18 people are polled. Nine are Democrats (Dem) and nine are Republicans (Rep).
Six are from Region A, are from Region B and six are from Region C. All are asked their opinion
on this question: How critical of Bus

ID _ _ _ _ _ _ _ _
SIGNATURE _
FINAL EXAM
FORM D
SOC SCI 10B 2015
-1. You have FORM D. Which form do you have? A) A
B) B C) C
D) D
If you fill in this answer twice, once as your answer to Question 1 and once under
TEST FORM on your SCANTRON you'll get 10

QUIZ 2
FORM A
ID:
SOC SCI 10B 2016
SIGNATURE:
NOTE: Bubble in your name, student ID, and quiz form on your Scantron.
1. What quiz form do you have? Also, bubble it in on the top-right of your Scantron.
A) A
B) B
C) C
D) D
Suppose you are trying to show th

Confidence Interval:
Confidence Interval - Point estimate +/- z* x SE.
Margin of error: z* x SE
For general 95% confidence, use z* = 1.96 or significance level of 5%. (NOTE: To find, use
significance level/2 or (1 confidence)/2 because you have to account

Analysis of Variance
(ANOVA)
2/22/16
Homework 5
Tests this quarter
Quiz 4: Friday, next week.
Trivariate chi-squared
pg. 335.
Practice on pages 339-345
One-way ANOVA
Pg. 347-352 for description.
Pg. 353 for example.
Pg. 355-357 for measures of str

Analysis of Variance
(ANOVA)
Tests this quarter
Quiz 4: Friday, next week.
Trivariate chi-squared
pg. 335.
Practice on pages 339-345
One-way ANOVA
Pg. 347-352 for description.
Pg. 353 for example.
Pg. 355-357 for measures of strength.
Final exam:

PRACTICE FINAL
SOCIAL SCIENCE 10B 2015
Suppose it is generally accepted that students spend 24 minutes eating lunch. The minutes
have always had an approximately normal distribution.
You feel that students spend more than 24 minutes eating lunch. You choo

QUIZ 3
FORM A
ID:
SOC SCI 10B 2016
SIGNATURE:
NOTE: Bubble in your name, student ID, and quiz form on your Scantron.
1. What quiz form do you have? Also, bubble it in on the top-right of your Scantron.
A) A
B) B
C) C
D) D
Suppose that you believe that a s

QUIZ 4
FORM A
ID:
SOC SCI 10B 2016
SIGNATURE:
NOTE: Bubble in your name, student ID, and quiz form on your Scantron.
1. What quiz form do you have? Also, bubble it in on the top-right of your Scantron.
A) A
B) B
C) C
D) D
Suppose you think that there is a

LAB WEEK 5 WINTER QUARTER
1) Today we are going to learn how to build confidence intervals, so once again, lets open
the data set University of Florida graduate salaries.sav
2) Again, delete cases 101-1100
3) We now want to create a 95% confidence interva

PRACTICE QUIZ 1
SOCIAL SCIENCE 10B 2016
Suppose that the mean job satisfaction rating of all employees at Company X is well known and
generally accepted to be equal to 70. The ratings have always had an approximately normal
distribution.
You feel that the

SOC SCI 10B
HOMEWORK
ASSIGNMENTS
ID# _ _ _ _ _ _ _ _ _
SOC SCI 10B
HWK _/10 + SPSS _/10 = _/20
HOMEWORK #1
Hypothesis Test for the Mean of One Population (Small Sample, Unknown)
This assignment will give you some practice applying the hypothesis testing t

Statistics 10B
Week 8: One-Way ANOVA
Mac Strelioff
Email: [email protected]
Office Hours: SST 331 Monday 11:00am-1:00pm
Overview
Sign in, Turn in HW 4, Pick up HW 3
No SPSS! Woo Hoo! YES!
Overview of HW 5
Testing the influence of group membership on X

FINAL EXAM
PRACTICE PART 3
SOC SCI 10B
The Final Exam goes through Chapter 17,including 16B and 17B which were handed out
and linked, but are not in the Secrets Text.
AN ANSWER KEY IS ON PAGE 9
REPEATED MEASURES ANOVA PRACTICE
-Eight subjects anxiety leve

Case Processing Summary
Cases
Valid
Missing
N Percent N Percent N
TV * Gender
26 100.0% 0
Total
Percent
0.0% 26 100.0%
TV * Gender Crosstabulation
Count
Gender
1.00 Female 2.00 Male Total
TV 1.00 Cartoons
3
5
8
2.00 Reality shows
7
4
11
3.00 Talk shows
5

NAME: I.D.:
TEST THREE
PROBABILITY AND STATISTICS, SOC SCI 10B
JULY 10, 2015
1. If you overestimate the standard deviation of the population, which type of error are you increasing? Please explain
NFCJJ. h f WILL 66 730% W3
F.
agape-12 Dp EESECt
2. Which

LAB WEEK SEVEN WINTER
LAB EXERCISE
1.
2.
Lets do exercise 13.6 in your textbook (it happens to be a homework exercise). But were not going
to import the data, were actually going to type it in. At some point you should be introduced to the
world of data e

LAB FOR WEEK EIGHT
We are going to do four tests today (five, really). Well do a repeated samples t-test (just like we did last week), a
Wilcoxon test, an independent samples t-test (pooled and unpooled), and a Mann-Whitney test. Lets begin. Its
actually

FOURTH WEEK LAB WINTER QUARTER
Welcome back to SPSS!
1) Today we are going to learn how to do a t-test with SPSS. Weve been away for a while learning about
probability, distributions, sampling distributions, and the logic of hypothesis testing. Bow its ti

LAB WINTER QUARTER WEEK NINE
This will be our last lab lesson this quarter. Next week, we will have our lab test. It will
cover the material from the seventh, eighth, and ninth week of lab. This week will cover chisquare tests. We are just beginning this

NAME: _
_
I.D.:
TEST FIVE
PROBABILITY AND STATISTICS, SOC SCI 10B
JULY 27, 2015
1. If non-parametric, distribution free tests are less powerful than their corresponding parametric tests, why would
anyone use a non-parametric or distribution free test?
2 3

NAME: _
_
I.D.:
TEST THREE
PROBABILITY AND STATISTICS, SOC SCI 10B
JULY 10, 2015
1. If you overestimate the standard deviation of the population, which type of error are you increasing? Please
explain
2. Which would be larger: (a) the p-value of a z-score

NAME: _
_
I.D.:
TEST TWO
PROBABILITY AND STATISTICS, SOC SCI 10B
JULY 6, 2015
1. In situations where the cost of incorrectly rejecting the null hypothesis is high, a person might chose a
large/small
-level.
2. Lets say that a new scantron scanner can chec

NAME: _
_
I.D.:
TEST FOUR
PROBABILITY AND STATISTICS, SOC. SCI. 10B
JULY 17, 2015
1. There is an experiment where the dependent variable is time it takes to do a sudoku puzzle. The subjects are
tested in three different situations. They are 1) with the no