NAME: _
I.D.: _
TEST THREE
PROBABILITY AND STATISTICS, ECON 15A
NOVEMBER 8, 2013
PLEASE LEAVE YOUR ANSWER IN UN-SIMPLIFIED FORM
e.g. 2/3 x 8/10 (2/10 + 5/20)
1. A die is rolled. What outcomes are in t
NAME: _
I.D.: _
TEST TWO
PROBABILITY AND STATISTICS, ECON 15A
OCTOBER 21, 2011
1. Please rank the following graphs in order from smallest standard deviation to largest standard deviation. Assume the r
NAME: _
I.D.: _
TEST THREE
PROBABILITY AND STATISTICS, ECON 15A
NOVEMBER 4, 2011
1. The probability that a student is absent from class is 40%. The probability that a student is sick is 20%. The chanc
NAME: _
I.D.: _
TEST TWO
PROBABILITY AND STATISTICS, 15A
OCTOBER 26, 2012
1. Draw a boxplot for the below data. Please draw it horizontally and use at least 80% - 90% of the width of the page. You wil
NAME: _
I.D.: _
TEST ONE
PROBABILITY AND STATISTICS, ECON 15A
OCTOBER 12, 2012
Use the following for questions 1-6. Subjects were randomly assigned to one of three conditions: (a) playing a highly agg
NAME: _
I.D.: _
TEST FIVE
PROBABILITY AND STATISTICS, ECON 15A
DECEMBER 12, 2012
1. 60% of all accidents involve a driver who had been texting. What is the probability that out of six random accidents
NAME: _
I.D.: _
TEST THREE
PROBABILITY AND STATISTICS, ECON 15A
NOVEMBER 9, 2012
For all your answers, please do not reduce the fractions, and please leave in unsolved, fractional (not decimal) form).
NAME: _
I.D.: _
FINAL
PROBABILITY AND STATISTICS, ECON 15A
DECEMBER 12, 2012
1. Lauren is typing up her dissertation. On average, she makes one typo for every two pages she types. What is the probabil
NAME: _
I.D.: _
TEST FOUR
PROBABILITY AND STATISTICS, ECON 15A
NOVEMBER 26, 2012
1. Let X1 and X2 be two iid random variables. They each have a variance which we will call V(X). Explain why V(X 1 + X2
NAME: _
I.D.: _
TEST THREE
PROBABILITY AND STATISTICS, ECONOMICS 15B
FEBRUARY 17, 2012
For any test, you must calculate the correct statistic, otherwise, you will get it wrong. Remember, we are using
NAME: _
I.D.: _
TEST FOUR
PROBABILITY AND STATISTICS, ECON 15A
NOVEMBER 18, 2011
1 2. (Two questions 20 points). There is a random variable X. It has the probability distribution of f(x) = 3.5 + x, fo
NAME: _
I.D.: _
TEST FIVE
PROBABILITY AND STATISTICS, ECON 15A
DECEMBER 7, 2011
1.
Someone flips a coin 16 times. How many different ways are there of getting 12 heads?
2.
Can more than one binomial d
NAME: _
I.D.: _
FINAL
PROBABILITY AND STATISTICS, ECON 15A
DECEMBER 7, 2011
Use for questions 1 3. The right side of a persons face is said to resemble the whole face more than the left side does. Ken
Psych 150
Personality Traits
TopHat exercise
What is Personality?
Characteristics of the person that
describe & explain
consistent patterns of
feeling, thinking, & behaving.
Characteristics of the
Department of Economics
University of California, Berkeley
Spring 2015
Economics 181
Name:
GSI Name:
International Trade
Final Exam
April 7th, 2015
Please, write your full name and GSI name on your mi
Department of Economics
University of California, Berkeley
Fall 2015
Economics 181
Econ 181: International Trade
Prof. Andres Rodrguez-Clare
Fall 2015
Problem Set 2
September 28, 2015
Due on Monday, S
Department of Economics
University of California, Berkeley
Fall 2015
Economics 181
Econ 181: International Trade
Prof. Andres Rodrguez-Clare
Fall 2015
Problem Set 2
September 17, 2015
Due on Monday, S
Department of Economics
University of California, Berkeley
Spring 2015
ECON C181
INTERNATIONAL TRADE
SECTION 2
This section we will spend time on the Ricardian Model. This model, although the initial
Department of Economics
University of California, Berkeley
Spring 2015
Economics 181
Econ 181: International Trade
Prof. Andres Rodrguez-Clare
Fall, 2015
Problem Set 3
October 20, 2015
Due on Monday,
Econ 181: International Trade
Fall 2015
Problem Set 5
November 25, 2015
Due on Wednesday December 2nd at the beginning of the lecture. No late problem sets
will be accepted. Please, write your full na
NAME: _
I.D.: _
TEST ONE
PROBABILITY AND STATISTICS, 15A
OCTOBER 7, 2011
1. You want to determine how many loaves of Original Sheepherder Bread are sold per day at Schats Bakery in Bishop, California
NAME: _
I.D.: _
TEST THREE
PROBABILITY AND STATISTICS, ECONOMICS 15B
FEBRUARY 17, 2012
For any test, you must calculate the correct statistic, otherwise, you will get it wrong. Remember, we are using
NAME: _
I.D.: _
TEST THREE
PROBABILITY AND STATISTICS, 15B
JULY 13, 2012
Use for questions 1 2. Experimenters are attempting to find out the best ways to improve an individuals health. They especially
NAME: _
I.D.: _
TEST TWO
PROBABILITY AND STATISTICS, ECON 15B
JULY 6, 2012
1. Heres a question that was discussed in class: Should laws be passed to eliminate all possibilities of special interests gi
NAME: _
I.D.: _
TEST ONE
PROBABILITY AND STATISTICS, 15B
JUNE 29, 2012
1.
What is a sampling distribution a distribution of? [A two-word answer would be perfect.]
23.
(Two questions Twenty points).
Th
NAME: _
I.D.: _
TEST FIVE
PROBABILITY AND STATISTICS, ECON 15B
MARCH 19, 2014
1.
What is the difference between e and ?
23
(Two questions Twenty points).
A researcher collects the following data and d
NAME: _
I.D.: _
FINAL
PROBABILITY AND STATISTICS, ECON 15B
MARCH 19, 2014
For the following nine (9) experiments/questions, pick the most appropriate statistical test. You have the following statistic
NAME: _
I.D.: _
TEST TWO
PROBABILITY AND STATISTICS, ECON 15B
JANUARY 31, 2014
1.
A false null hypothesis is rejected and the significance level is .05. What is the probability of making Type I error?
NAME: _
I.D.: _
TEST FOUR
PROBABILITY AND STATISTICS, ECON 15B
FEBRUARY 28, 2014
1.
Draw the chi-squared distribution with 2 degrees of freedom.
2.
True or false: the chi-squared statistic is affected
NAME: _
I.D.: _
TEST THREE
PROBABILITY AND STATISTICS, ECON 15B
FEBRUARY 14, 2014
1 3.
Thirty free points
4 5.
(Two questions twenty points) We want to test to see if an SAT prep class actually increa