CE93_Engineering Data Analysis
Hansen, Liu, Michael, Fall 2011
Assignment 2
(Due Sep 22, 2011)
1. Problem 3.3 in Ross: Let S=cfw_1,2,3,4,5,6,7, E=cfw_1,3,5,7, F=cfw_7,4,6, G=cfw_1,4.
Find
a. EF
b. E F
CE 93 Fall 2011
Hansen, Liu, Seelhorst
CE 93 Fall 2011 Homework 4 Solutions
1. The daily water levels (normalized to the respective full condition) of two reservoirs A
and B are denoted by two random
CE93_Engineering Data Analysis
Solution to HW2
1. Problem 3.3 in Ross.
a. EF = cfw_7
b. E U FG = cfw_1,3,4,5,7
c. EGc = cfw_3,5,7
d. EFc U G = cfw_1,3,4,5
e. Ec (F U G) = cfw_4,6
f. EG U FG = cfw_1,4
CE 93, Fall 2016
Homework Set 4: Conditional Probability & Random Variables
Due: Thursday September 29 by 5 PM (Hardcopy only; Show your work)
Problem 1
Text 2.3.11
Problem 2
Text 2.4.24
Problem 3
A d
b. Draw a tree diagram
0)
0.3
(
D
D
(0.
70
)
Positive (+) Negative (-)
1. Computer chips are manufactured on a production line. Of the manufactured chips,
30% are known to be defective. Diagn
CE93 Spring 2017
Quiz #5
Name:_
Question #1
1.1 Provide a detailed schema (describe it in charts and text) for generating random numbers for the
distribution shown in the figure below.
Given
CE 93 Spring 2017
Quiz 3
Name:_
In a class of 12 students, a project is assigned in which the students will work in
groups. Three groups are to be formed, consisting of five, four, and three s
CE 93 Spring 2017
Quiz 2
Name: _
In a process that manufactures aluminum cans, the probability that a can has a flaw
on its side is 0.03, the probability that a can has a flaw on the top i
CE 93 Spring 2017
Quiz 2
Name: _
In a process that manufactures aluminum cans, the probability that a can has a flaw
on its side is 0.02, the probability that a can has a flaw on the top i
CE 93: Engineering Data Analysis
Spring 2017
Homework 5 (Due Feb. 28)
Homework 5 is due in class on Tuesday, February 28. The relevant sections to read are
indicated for each problem. Please show all
CE 93: Engineering Data Analysis
Spring 2017
Homework 7 (Due Mar. 14)
Homework 7 is due in class on Tuesday, March 14. The relevant sections to read are
indicated for each problem. Please show all wor
University Of California, Berkeley
CE93: Engineering Data Analysis
Spring 2016
MIDTERM
March 3, 2016
This exam is closed-book and closed-notes, but you are allowed to have one double-sided
sheet of ma
University Of California, Berkeley
CE93: Engineering Data Analysis
Spring 2016
MIDTERM
March 3, 2016
This exam is closed-book and closed-notes, but you are allowed to have one double-sided
sheet of ma
CE 93, Fall 2016
Homework Set 7: Review problems taken from old exams
Due: October 20, 2016 by 5:00pm in hardcopy
Problem 1
a)
b)
c)
d)
What is the value of the mean when the bad data point is include
CE 93, Fall 2016
Homework Set 9:
Due: Thursday November 10, 2016 by 5:00pm in hardcopy
Problem 1: Text problem 5 of section 5.3
Problem 2: Text problem 9 of section 5.4
Problem 3: Text problem 5 of se
CE 93, Fall 2016
Homework Set 2: Basics of probability and searching for seminars
Due: Thursday September 15, 2016 by 5 PM (Hardcopy only; Show your work)
Problem 1
Consider three events , and in a sa
CE 93, Spring 2016
Homework Set 3: Counting Methods and Conditional Probability
Due: Thursday September 22, 2016 by 5 PM (Hardcopy only; Show your work)
Problem 1
Text 2.2.9
Problem 2
Weightwatchers A
CE 93, Fall 2016
Homework Set 1: Summarizing Data and Interviewing an Engineer
Due: September 8, 2016 by 5 PM.
Hardcopy submitted in class or to Hansens mailbox in 106 McLaughlin
Part I
Data EQ_yr_mag
CE 93, Fall 2016
Homework Set 11:
Due: Thursday December 1, 2016 by 5:00pm in hardcopy
Remember, all problems refer to the 4th Edition!
Problem 1: Text problem 9 of section 7.2 (use Matlab, and includ
CE 93, Fall 2016
Homework Set 6: Joint Distributions and Common Discrete Distributions
Due: October 13, 2016 by 5:00pm in hardcopy
Problem 1
A construction company owns four bulldozers. On a given day
CE 93: Engineering Data Analysis
Spring 2017
Homework 4 (Due Feb. 21)
Homework 4 is due in class on Tuesday, February 21. The relevant sections to read are
indicated for each problem. Please show all
CE93_Engineering Data Analysis
Hansen, Liu, Michael, Fall 2011
Assignment 5
(Due Nov 3, 2011)
1. X is a normal random variable with
a. P(X>5)
b. P(2<X<15)
c. P(X<3)
d. x such that P(X<x) 0.3192
, comp
CE93_Engineering Data Analysis
Hansen, Liu, Michael, Fall 2011
Assignment 6
Due November 17, 2011
1. The table below shows the intervals (in days) that elapsed between thirty-seven consecutive
fatal c
CE93_Engineering Data Analysis
Hansen, Liu, Michael, Fall 2011
Assignment 7
Due Dec 1, 2011
1. Problem 8.4 in Ross.
2. Problem 8.24 in Ross performing both a two-sided and a one-sided hypothesis test.
CE93_Engineering Data Analysis
Hansen, Liu, Michael, Fall 2011
Solution to HW 3
1. (40 points) Given are:
D: detect
DA: detect by A
DB: detect by B
G: gross polluter
System A:
,
,
System B:
,
,
,
a. F
CE93_Engineering Data Analysis
Hansen, Liu, Michael, Fall 2011
Solution to assignment 5
1. (20 points) X is a normal random variable with
(
a.
)
(
(
(
b.
(
)
)
) (Normalize the variable)
)
, compute
(
CE93_Engineering Data Analysis
Hansen, Liu, Michael, Fall 2011
Solution to Assignment 7
1. [15 points]
Two-sided hypothesis test: H0: = 8.2 vs. H1: 8.2
(use the normal distribution because variance is
CE93_Engineering Data Analysis
Hansen, Liu, Michael, Fall 2011
Assignment 6 Solutions
Due November 17, 2011
1. (15 points)
The average rate of accidents is about 0.028 / day or 0.028*7 = 0.196 / week.