MATH 160
(chapter 8)
RoadGear, a tire manufacturer, is using a new production method to manufacture tires. A
simple random sample of 25 tires are tested. The sample has a standard deviation of 20
inches. At the 0.05 significance level, test the claim tha
MATH 160 Chapter 9
PROBLEM 1
The Monroe Medical Group studied the ailments of adults with diabetes. Of 8750
adults who are diabetic, 2100 have high cholesterol. Of 12350 adults who are not
diabetic, 1482 have high cholesterol. Find the percentage of adult
More Review Questions for Final Exam
Match up the correct test to each problem.
1) Test the claim that Frosted Flakes and Fruit Loops have the same mean sugar content
2) Test the claim that level of education is independent of salary earned
3) Test the cl
MATH 160
Ch 7 10 Practice
Form B
Name_
Assume that all samples have been randomly selected from a population with a
normal distribution.
1) You randomly select and weigh 25 samples of an allergy medicine. The sample
standard deviation is 1.20 milligrams.
Chapter 1 ( Definitions)
Parameter
Statistic
population mean
x sample mean
population standard deviation
s sample standard deviation
2 population variance
s 2 sample variance
P population proportion
p sample proportion
Chapter 2 and 3 (Descriptive Stat
EXAM 1 SAMPLE EXAM: These are only a sample of questions that you will see on your first exam.
Make
sure to go over your homework and notes so that you can review all of the material that will be included on Exam 1
Name:_
Show work accordingly to receive
Fall 09 Math 160ExamI FormA
200
Name:
@
Show work accordinglyto receivefull credit.
3s par*s
(Round to the tenths place when appropriate)
To answer some of the questionsbelow, you needto first find the classmidpoints.
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Find all of the classboundaries fo
Fall 2013 MATH 160 Sample problems
(chapters 4  6)
Name:_
SHOW YOUR WORK. Answers alone are not sufficient. If you are using your calculator, WRITE DOWN
THE COMMAND USED. If you are working with a normal distribution, draw the normal curve, shading the
a
MATH 160
Chapter 8 Problems
Note: These are just a few problems from chapter 8 to help you review.
To study ALL the ch 8 problems, make sure to go over your homework.
RoadGear, a tire manufacturer, is using a new production method to manufacture tires. A
Math 160 Final Exam practice for chapters 7 10
1) True / False
A) The value of the 2 random variable can be negative. _
B) The correlation coefficient r measures the strength of a linear
relationship._
C) represents the probability of making a type I err
Assume that all samples have been randomly selected from a population witka
normal distribution.
1) You randomly select and weigh 25 samples of an allergy medicme. The sample
standard deviation is 1.20 milligrams. Assuming the weights are normally
distrib
Fall 2013 MATH 160 Exam #1 Form B
(chapters 1 3) 200 points
Name:
Instructions: May use one 3x5 index card (back/front, typed/written) and calculator.
(Round answers according to the rules talked about during lecture)
Lisa has been looking to move into a
Math 160 Final Exam practice for chapters 7 10
1) True / False
A) The value of the 2 random variable can be negative. _
B) The correlation coefficient r measures the strength of a linear
relationship._
C) represents the probability of making a type I err
Sample Size Determination:
Chapter 7 (Confidence Intervals one population)
Parameter
Formula
C.V.
TI84 select STAT,
TESTS
x E x E
Table A2
Zinterval
known
E z 2
n
n
x E x E
unknown
( n 1) s
R
( n 1) s
2
2
L
2
E z 2
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Table A4

Table
Grossmont College
Chemistry 120
Spring 2008
Name _
Lab Day_ Date _
Exam 4
Part I: Multiple Choice (2 points each)
Directions: Please circle the best answer for each of the following questions.
Question 1.
What is the strongest type of
intermolecular force
Spring 2013 MATH 160 Midterm #1 Form B1
Name:
(chapters 1 6) 500 points
KEY
Instructions: May use 1 page of notes (writing or typing back and front is okay), formula pull
out card and graphing calculator are also allowed. Grade was calculated out of
MATH 160 Chapter 9
KEY
PROBLEM 1
The Monroe Medical Group studied the ailments of adults with diabetes. Of 8750
adults who are diabetic, 2100 have high cholesterol. Of 12350 adults who are not
diabetic, 1482 have high cholesterol. Find the percentage of a
Spring2008 MATH 160
Midterm#1 Form A (chapters 1 6) 500points
.io
Name:
SHOW YOUR WORK for questionsI  12. Answersalonearenot sufficienthere.
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Fall 2013 MATH 160 (chapters 4  6)
Name: g £ : 1
SHOW YOUR WORK. Answers alone are not sufﬁcient. If you are using your calculator, WRITE DOWN
THE COMMAND USED. If you are working with a normal distribution. draw the normal curve, shading the
appropriate
Fall 2013 MATH 160 Exam #1 Form B (chapters13)200 points
Name: Ke  .14.
L
J so .
Instructions: May use one 3x5 index card (back/front, typed/written) and calculator.
(Round answers according to the rules talked about during lecture)
Lisa has been loo
#Covvtc’c/gs 7%— 20C)
Spring 2015 MATH 160 Exam # 3 Form A (chapters 710) 200 points
NAME:
Instructions: May use formula page, calculator and tables.
SHOW YOUR WORK. Answers alone are not sufﬁcient. If you are using y
calculator, WRITE DOWN THE C
Spring 06 MATH 160 Midterm 2 300 pts
Name I
Instructions: Neatly, show all of your work to receive credit.
Assume that all samples have been randomly selected from a population with a
normal distribution.
M.I‘d’mCm"_“umuwmWma
1) When people smoke,
Introduction to the TI83/84 Graphing Calculator
Math Study Center, Grossmont College
1. Basics
a. Turning Your Calculator On and Off
b. Using 2nd and Alpha Keys
c. Menus
i. Mode
ii. Math
iii. Test
d. Clearing the Memory
e. Adjusting Brightness
f. Basic C
Chapter 7 Summary
MATH 160
Assume that all samples have been randomly selected from a population with a
normal distribution.

1) You randomly select and weigh 25 samples of ALAVERT, an allergy medicine. The
sample standard deviation is 1.30 mg and the sa
chapter 7
MATH 160

1) You randomly select and weigh 25 samples of ALAVERT, an allergy medicine. The
sample standard deviation is 1.30 mg and the sample mean is 2.15 mg. Assuming the
weights are normally distributed, construct a 95% confidence interval f
Introduction of the TI83/TI84 Graphing Calculator
Math Study Center, Grossmont College
Turning Your Calculator On and Off
Adjusting Display Brightness
Negative Numbers
=
Exponents
=
Using the 2nd Key
=
Order of Operations
+
+
Entry and Ins Keys