INEN314HW2Solution:
1. Problem 2-2.
2. Problem 2-4.
(a) In ranked order, the data are cfw_948, 949, 950, 951, 953, 954, 955, 957, 959. The sample
median is the also the middle value, x = 953 .
1(b) Since the median is the value dividing the ranked sample

Solution for HW3:
Experiment 1:
1a) Without replacement, so X follows Hypergeometric Distribution.
P=0.5, n=4, D=10, N=20
X= 0,1,2,3,4(# of heads in the sample)
D N D
x n x
P(X = x) =
N
n
10 20 10
0 4 0
= 0.0433
So P(X = 0) =
20
4
10 20

Homework 4 Solution
Note: For experiment 1 and 2, I just follow the date I use. For different data, the answer should
be different. But for that kind of word question, what we need to learn is how to interpret.
Experiment 1.
1a).
histogram of X
25
20
15
f

Malhar Pandya
9/2/15
Ms. Butcher
Hour 3
A Memorable Gathering (Revised)
Im awake and ready for the gathering. I cannot wait to see everyone. My sons and daughter in
laws are coming with my grandson and daughters who I have not seen in person but only in
p

Charting Religions
Malhar Pandya
Complete the following chart with the information below.
(Animist Religions)
Questions to
Answer
Who? Main
Native
American
Voodoo
Symbolistic
animals and
spirits.
There is no
founder of
Voodoo.
(Hindu-Buddhist Religions)
H

Homework #1 Solution
Question 1.
Acceptance Sampling: Given a lot of typed papers, select n pages as a sample and check
the accuracy and cleanness on each page. If there is more than d inaccuracy and smudge,
then reject the whole lot of typed papers. Othe

Homework 11 Solution
1. The total number of beads = 500, and the number of colored beads = 45.
Thus, the population fraction of the colored beads is
p c = 45 / 500 = 0.09 .
Part 1:
2.
number of colored beads in a sample of 100 beads 13
=
= 0.13 .
100
100

Quality Control
and Total Quality Management
INTRODUCTION
Spring Semester.2010
Dr Don T. Phillips
[email protected]
845-5476
Zach 242-D
DEFINITION
Quality is conformance to requirements
or specifications (Crosby)
Quality is fitness for use (Juran)
Quality is

Quality Control
and Total Quality Management
INTRODUCTION
Fall Semester.2009
Dr Don T. Phillips
[email protected]
845-5476
Zach 242-D
Dimensions of Quality
Definitions of Quality
Quality means fitness for use
- Quality of design
- Quality of conformance
- Qu

Homework 5 Solution
1.
1a) I think that normal distributions are suitable assumption for x and y according to Central Limit
Theorem. CLT tells us that when a lot of tiny random effects add together, then result will behave like a
normal random variable, r

Homework #6 Solution
Problem 1: [12 pts] Use the typing time data you collected during Lab #7.
Typist A
30.21
54.56
115.69
72.65
118.4
56.47
Manuscript#1
Manuscript#2
Manuscript#3
Manuscript#4
Manuscript#5
Manuscript#6
Typist B
55.3
107.66
240.22
154.65
2

Solution for HW9
For Problem 1-3 which is from lab experiment, please refer to the Excel file for the details.
1. Using the first 25 samples as training data and get the following Control Chart:
m = 25 , n = 3 , d 2 = 1.693 , d 3 = 0.888 ;
X = 1.708 , R =

Homework #10 Solution
Problem 1:
See the Excel file for the individual X control chart.
To estimate the sigma, we use x =
MR x
, where d2 is for n=2.
d2
1m
MRi
m 1 i=2
MRi =| X i X i 1 |
MR x =
Problem2: See the excel file for the Xbar and R chart for n=

Malhar Pandya
Ms. Butcher
Hour 3
9/2/15
MLA CITATION (REVISE)
J. Coles new album, 2014 Forest Hills Drive, is phenomenal and the first album to go
platinum without any features in over 22 years. J. Coles new album, 2014 Forest Hills Drive, is
phenomenal a