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MAT-106-05 Test 7

(Chapters 9, 10, 11, and 12...

PVC Student lD#:
Student Name
ANSWER
SHEET
.
.
.
.
Location:
Use a pencil
Fill the circle completely
Do not fold or bend sheet
Erase mistakes completely
MAT-106-05 Test 7
Due: Mon., Dec. 13,2021
(Open Book)
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MAT-106-05
ANSWER SHEET
Test 7
Patel
Fall2O2l
MAT-106-05
4.
TEST 7
(on chapters 9, 10, 1 1, and 12)
Test 7
Chapter 9, Problem 10.b and select your
answer from the following.
See
A. p=O.OgS
B. p < 0.095
Instructions for multiple-choice questions:
Carefully read each question.
On the ANSWER SHEET, fill in one circle
that corresponds with your answer choice next
to each question number.
All your answers to the multiple-choice
questions must be marked on the ANSWER
.
.
C. p + O.O95
See Chapter 9, Problem 16 and select your
answer from the following.
.
A.
B.
SHEET (failure to do so will result in
getting zero on this exam.)
C.
D.
E.
Multiple-choice questions:
6
Questions from end of Chapter 9: Hypothesis
Testing with One Sample
Practice Problems
For questions 1-2, see Chapter 9, Problem 8.
1.
Chapter 9, Problem 8.a and select your
answer from the following.
Type I.
Type II.
Unable to determine from the given
information.
Neither Type I nor !.,pe lI.
Both, Type I and Type II.
Chapter 9, Problem 22 and select your
answer from the following.
A. A population proportion
B. A normal distribution
C. A binomial distribution
D. A standard normal dislribution
E. A Student's ,-distribution
See
See
A. p . 2.5
B. p+2.5
2.
D. s>0.095
E. p > 0.095
7.
D. p, 2.5
E. p>2.5
See
C. p 3ll data are not
significant at the I oio level.
HL: y Z 3l H,: p < 3l1, data are not
significant at the 999o level.
Chapter 9, Problem 54 and select your
answer from the following.
See
A. two-tailed
B. right-tailed
C.
16.
See
17.
See
D.
E,
all of these
none of these
lefrtailed
Chapter 9, Problem 56 and select your
answer from the following.
D. all of these
A. left-tailed
B. right-tailed E. none of these
C. two{ailed
Chapter 9, Problem 38 and select your
answer from the following.
See
A. Do not reject Ho
B. Reject ll,,
C. Do not reject 116
D. Reject Ho and Hu
E. Reject Ho
Palo Verde College
Chapter 9, Problem 58 and select your
answer from the following.
A. two-tailed
B. left-tailed
C.
Page 2
of l0
D.
E.
all of these
none of these
right-tailed
Patel
Fall2021
18.
MAT-106-05
25.
Chapter 9, Problem 60 and select your
answer from the following.
See
A. two-tailed
B. left-tailed
C.
D.
E.
Test 7
Chapter 9, Problem 75.c and select your
answer from the following.
See
A. 7
all of these
none of these
B.
right-tailed
C.
Homework Problems
D.
19.
See
Chapter 9, Problem 63.
20.
See
Chapter 9, Problem 65.
21.
See
Chapter 9, Problem 69.
22.
See
Chapter 9, Problem 7l
E.
26.
27.
= the mean age at which a smoker first
starts to smoke.
7 = the number of smoker iirst stops to
smoke.
7 = the mean age at which a smoker first
stops to smoke.
X = the age at which a smoker first starts to
smoke.
X = the number of smoker first starts to
smoke.
Chapter 9, Problem 75.d and select your
answer from the following.
A. A Student's r -distribution
B. A binomial distribution
C. A standard normal distribution
D. A population proportion
E. A normal distribution
See
See
Chapter 9, Problem 75.e and select your
answer from the following.
A. z=2.71
B. z = -2.71
C. z = -4.38
For questions 23-28, see Chapter 9, Problem 75.
23.
See
Chapter 9, Problem 75.a and select your
answer from the following.
A. y=t9
B, trr19
28.
D. p+19
E. p.l9
24.
c.
Chapter 9, Problem 75.b and select your
answer from the following.
See
A. p=tg
B. p pos,
I/o : p95, = posr; Ho:pos, * pos.
116 : pe5, Z posri Ho : pos, > pos,
Ho : p65, < pos.t Ho: 1ros, > pos,
Ho : ps5,
Ho : P65,
>
Posrl
Ho:2os, = Pos,
5.42:O
1.72',0
Page 5
of
10
Patcl
Fall 2021
46.
MAT-106-05
Chapter 10, Problem 50 and select your
answer from the following.
See
A.
B.
C.
Test 7
Homework Problems
There is not sufficient evidence for either
hypothesis, so reject both hypothesis.
There is not sumcient evidence to reject the
alternative hypothesis, so the data show
that OS2 has same number of system
failures as OSl .
There is not sumcient evidence to reject the
null hypothesis, so the data do not show
that OS2 has fewer system failures than
50.
Chapter 10, Problem 124 and select your
answer from the following.
See
A.
B.
E.
known
single mean
independent group means, population
standard deviations, and./or variances
unknown
two proportions
See
Chapter 10, Problem 126 and select your
C.
D.
oSr.
D,
E.
There is sufficient evidence to reject the
null hypothesis, so the data do show that
OS2 has fewer system failures than OS1.
There is sufficient evidence to reject the
alternative hypothesis, so the data show
that OS2 has same number of system
failures as OS I .
51.
answer lrom the lollowing.
A. single mean
B. two proportions
C.
47.
Chapter 10, Problem 64 and select your
answer from the following.
See
D.
A. Ho:p1 >0:H,: p7

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MAT-106-05 Test 7

(Chapters 9, 10, 11, and 12...

Anonymous

Excellent resource! Really helped me get the gist of things.