Amorphous the regions in a polymer in which the molecules are not packed into crystalline
structure
Composites solid materials with at least two components, each being in a separate phase, and
generally consisting of fibrous reinforcements being surrounde
Amorphous the regions in a polymer in which the molecules are not packed into
crystalline structure
Composites solid materials with at least two components, each being in a separate
phase, and generally consisting of fibrous reinforcements being surrounde
Amorphous the regions in a polymer in which the molecules are not packed into crystalline
structure
Composites solid materials with at least two components, each being in a separate phase, and
generally consisting of fibrous reinforcements being surrounde
Jaquante Crocker
AET 476 HW4
10/1/2016
Chapter 4 Review
Discuss three advantages of epoxy resins versus thermoset polyesters.
Epoxy Resins
- Inherent low conductivity
- Low tendency to emit gases when subjected to an electrical discharge.
- Thermal Stabil
Chapter 5 Review
5.1 Name the six principal views
o Front
o Top
o Right Side
o Left Side
o Rear
o Bottom
5.2 What Angle projection system?
o The angle projection system that is used in the United States in the Third Angle Projection. The Third
Angle Proje
Jaquante Crocker
AET 476 Chapter 8
2. Describe the difference expected in the tensile strength of glass fibers that
are short. Compare the range of the results for each fiber length. Why would
you expect these differences?
The traditional composite fibers
Chapter 6 Review
6.1
6.11 Opposite/ hypotenuse = B/4
o B/4 sin (35)
4* .584= 2.396
6.12 Hypotenuse/ Opposite C/3
o CSC (50) = C/3
o .305 = C/3
o 3 (1.305) = C
o C = 3.915
6.13 Opposite/adjacent = A/2
o A/2 tan (25)
o A = 2 tan (25)
o A = .932
6.2
6.21 si
Test Canvas: HW 3 e AET_395001.201620 https:/blackboard.ncat.edu/webapps/assessment/do/content/assessmen.
My NCAT Courses Content Collection } Features Spotlight Support W: D?”a'd W951
ﬂ Tests, Surveys, and Pools Tests Test Canvas : HW3 Edit Mode is: 9 ON
Binomial Probability Distribution
Enter data only in green-shaded cells.
Number of successes, x
Sample size, n (up to 50)
Probability of a success, p
f(x) = P(X = x)
x
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
3
STOR 155.008
Spring 2015
Section 1.4
WebAssign Homework 3
Section 1.4: Density curves and
normal distributions
Density curves
Normal distributions
Histograms
Mean
Median
68-95-99.7 rule
Standardizations
Calculations
Standard normal table
Normal quantile p
Practice test question for Sec.
1.3
A certain dataset is strongly right skewed. Only one of
the following statements must necessarily be true;
which is it?
A The median is larger than the mean.
B The mean is larger than the median.
C The standard deviatio
STOR 155.005
Fall 2014
Chapter 2
Section 2.1 & 2.2
Chapter 2: Looking at data relationships
2.1: Relationships between two variables
2.2 2.4 Associations between quantitative
variables
2.2 Scatterplots
2.3 Correlation
2.4 Least-squares regression
2.5 : Ca
Practice test question on Sec.
2.1
A study measured the effects of several types of drug
on patients blood pressure. The variable blood
pressure is a
A
B
C
D
Categorical explanatory variable
Categorical response variable
Quantitative explanatory variable
Practice test question on Sec.
2.1
A study measured the effects of several types of drug
on patients blood pressure. The variable blood
pressure is a
A
B
C
D
Categorical explanatory variable
Categorical response variable
Quantitative explanatory variable
Practice for 3.2
A)
B)
C)
D)
In a recent study, a random sample of children in
grades 2 through 4 showed a significant
negative relationship between the amount of
homework assigned and student attitudes.
What type of study is this?
An experiment.
An obser
Practice test question on Sec.
2.4
For a dataset involving two variables x and y, we learn that the
correlation r equals 0.64. Which of the following is true about the
slope of the regression line?
A It must be positive, but we cant say what it is.
B It m
Practice test question on
Sec. 2.3
Shown is the
calculation of
the correlation
of x and y, with
some numbers
missing.
_
i
xi
yi
(xi x)/sx
(yi y)/sy
product
1
0
5
1.1
+1.17
1.28
2
2
2
T
0.83
+0.25
3
3
2
+0.1
0.83
0.08
4
_ 6
_ 4
+1.3
+0.65
+0.65
x = 2.75 y
STOR155.005
Fall 2014
Section 6.1
Chapter 6: Introduction to Inference
Basic question in statistical inference:
Given the information in a sample, what
_
can we say about the population?
Specific question addressed in this chapter
for illustration: Given
STOR 155.005
Fall 2014
Chapter 3 Section 3.1 & 3.2
Chapter 3 Producing data
3.1 : sources of data
3.2: Design of experiments
3.3: Design of sample surveys
3.4: Toward statistical inference
Chapter 3 Sec 3.1: Sources of data
Anecdotal data
Available data
O
Practice test question for
Section 4.2
When a fair die is rolled, the probability that a 4 comes up is 1/6. If the die
is rolled three times, what is the probability that at least one four comes
up?
A
B
C
D
E
4/6
(1/6)3
(5/6)3
1 (5/6)3
None of the above.
Daniel Lewis
1.
Paper 1 AET 621
At the beginning of the book the authors Marcelo Surez Orozco and Mariela Pez state
three principles that organized the making of the book. The first principle states that
Latino studies are defined broadly as the scholarly
Daniel Lewis
AET 621
Spanish Exam 1
1. Dr. George J. Sanchez of the University of Southern California has crafted a definitive
piece on the exploration of Latino ancestry and origins in the Y 2 K article. The colonial
relationship between of these groups
Study Guide Test 2
For Part 1
Visual Displays
Begin the analysis of bivariate data (i.e., two variables) with a scatter plot.
A scatter plot
- displays each observed data pair (xi, yi) as a dot on an X/Y grid
- indicates visually the strength of the rel
Study Guide Test 1
For Part 1
Methods of organizing, exploring and summarizing data include:
Visual (charts and graphs)
provides insight into characteristics of a data set without using mathematics.
Numerical (statistics or tables)
provides insight into c
Lecture 4
Nominal Measurement
Nominal data merely identify a category.
Nominal data are qualitative, attribute, categorical or classification data (e.g., Apple,
Compaq, Dell, HP).
Nominal data are usually coded numerically, codes are arbitrary (e.g., 1 =
Lecture 3
Subjects, Variables, Data Sets
We will refer to Data as plural and data set as a particular collection of data as a whole.
Observation each data value.
Subject (or individual) an item for study (e.g., an employee in your company).
Variable a cha
Lecture 2
The Three Ps
Pace yourself when presenting. Take your time, introduce yourself, your
data and your project. Make the first minute count.
Plan what your are going to present. Organize your ideas with an outline.
Keep it simple!
Practice before pr
Lecture 1
Rules for Power Writing
Outline the report before you begin.
Complete the report in sections.
Ask trusted peers to review the report and make any necessary revisions.
Be prepared to make multiple revisions.
Writing Style
Answer research question