Quiz 3
4/3/10
MAT 221
Name:
Instructions. You may use a calculator for this test.
1. The Excite Poll can be found online at poll.excite.com. The question
appears on the screen, and you simply click buttons to vote "Yes", "No",
"Not Sure", or "Don Care". O
IMAT227
Spring 2008
MAT 221 Final Version A
May 5, 2008
Name:
Lrstluctor's Name
your exam booklet cor.rtains all the pages and that you plint your name on
each page in case your booklet comes apatt.
1
. Be sure that
2. Show all ofyoul work and label your
Name
Circle your instctor's
Please
name: Dalzell Li Severn Shaw Soltani Soug
'Wall
wrjtc down your cltss tlne
l|/lAT 221 Final Exam
December 10, 2008
1
.
There are 9 problems and a total of
I
pages iri this booklet.
2.
Show all ofyour work and label your
Y hcConne.l \
MAT 221
Final Exam
May 7 ,2007
N AME
- -
SECTION
_
Instructions: Work all 8 problems on the test paper. You may turn in additional pages i f
needed, but make sure your name is on each page. You may use your calculators, but be
sure to explai
u ce-r
MAT 221
Fal12007
MAT 221 Final Version A
December 12,2007
Name:
Instructor's Name:
1. Be sure that your exam booklet contains all the pages and that you print your name on
each page in case your booklet comes apart.
2. Show all o f your work and
S pring, 2006
H. Kim
M AT 2 21 F inal A
N ame:
_
I nstructor's n ame:
_
*
1. T here are 7 problems a nd a t otal of 8 pages in t his b ooklet.
2. Show all of y our w ork a nd l abel your answers clearly. Unexplained answers will n ot g et t he
full credit
M AT 2 21 F inal B ( December 1 3, 2 006)
N ame:
_
I nstructor's n ame:
_
1. There are 8 problems and a t otal of 9 pages in t his b ooklet.
2. Show all of your work a nd label your answers clearly.
3. I f you use a table, s tate t he t able used: for
MAT 221
Signature:
Instructions:
0 You should have 12 pages (6 sheets), 12 problems.
0 Write the answers and show the main steps of your work on this test sheet.
0 Your nal answers must include the appropriate units (6. g. dollars, dollars per
F ina
Review for exam 2 (mat 221)
Principles of experiment design: compare, randomize and repeat
Simple random sample (SRS) : An SRS gives every possible sample of a
given size the same chance to be chosen.
To choose a stratified random sample, divide the po