The test statistic of z= 2.79 is obtained when testing the claim that p*0.487. a. Identify the hypothesis test as being two-tailed, left-tailed, or right-tailed. b. Find the P-value. c. Using a significance level of a -0.05, should we reject Ho or should we fail to reject H

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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The test statistic of z 2.79 is obtained when testing the claim that p #0.487.
a. Identify the hypothesis test as being two-tailed, left-tailed, or right-tailed.
b. Find the P-value.
Standard normal distribution table (page 1)
c. Using a significance level of a =0.05, should we reject Ho or should we fail to reject Hol
Click here to view page 1 of the standard normal distribution table.
Click here to view page 2 of the standard normal distribution table.
NEGATIVE z Scores
a. This is a
test.
b. P-value =
(Round to three decimal places as needed.)
c. Choose the correct conclusion below.
Standard Normal (z) Distribution: Cumulative Area from the LEFT
A. Fail to reject Ho. There is not sufficient evidence to support the claim that p 0.48
.00
01
02
03
04
05
07
.08
.09
-3.50 and
0001
-3.50
B. Reject Ho. There is not sufficient evidence to support the claim that p# 0.487.
lower
lowe
-3.4
0003
0003
0003
0003
0003
0003
0003
0003
.0003
0002
-D3.
O C. Fail to reject Ho. There is sufficient evidence to support the claim that p #0.487.
-3.3
.0005
.0005
0005
0004
0004
0004
0004
0004
.0004
.0003
O D. Reject Ho. There is sufficient evidence to support the claim that p 0.487.
-3.2
0007
0007
.0006
0006
0006
0006
0006
0005
0005
0005
-3.1
0010
0009
0009
0009
0008
0008
0008
0007
.0007
-3.0
0013
.0013
0013
0012
0012
0011
0011
.0011
.0010
.0010
-3.0
-2.9
0019
0018
0018
0017
0016
0016
0015
0015
.0014
-2.
.0014
-2.8
0026
.0025
0024
0023
0023
0022
0021
-2.
0021
.0020
.0019
-2.7
0035
.0034
003
0032
0031
0030
0029
-2.7
0028
0027
0026
Transcribed Image Text:The test statistic of z 2.79 is obtained when testing the claim that p #0.487. a. Identify the hypothesis test as being two-tailed, left-tailed, or right-tailed. b. Find the P-value. Standard normal distribution table (page 1) c. Using a significance level of a =0.05, should we reject Ho or should we fail to reject Hol Click here to view page 1 of the standard normal distribution table. Click here to view page 2 of the standard normal distribution table. NEGATIVE z Scores a. This is a test. b. P-value = (Round to three decimal places as needed.) c. Choose the correct conclusion below. Standard Normal (z) Distribution: Cumulative Area from the LEFT A. Fail to reject Ho. There is not sufficient evidence to support the claim that p 0.48 .00 01 02 03 04 05 07 .08 .09 -3.50 and 0001 -3.50 B. Reject Ho. There is not sufficient evidence to support the claim that p# 0.487. lower lowe -3.4 0003 0003 0003 0003 0003 0003 0003 0003 .0003 0002 -D3. O C. Fail to reject Ho. There is sufficient evidence to support the claim that p #0.487. -3.3 .0005 .0005 0005 0004 0004 0004 0004 0004 .0004 .0003 O D. Reject Ho. There is sufficient evidence to support the claim that p 0.487. -3.2 0007 0007 .0006 0006 0006 0006 0006 0005 0005 0005 -3.1 0010 0009 0009 0009 0008 0008 0008 0007 .0007 -3.0 0013 .0013 0013 0012 0012 0011 0011 .0011 .0010 .0010 -3.0 -2.9 0019 0018 0018 0017 0016 0016 0015 0015 .0014 -2. .0014 -2.8 0026 .0025 0024 0023 0023 0022 0021 -2. 0021 .0020 .0019 -2.7 0035 .0034 003 0032 0031 0030 0029 -2.7 0028 0027 0026
The test statistic of z = 2.79 is obtained when testing the claim that p 0.487.
a. Identify the hypothesis test as being two-tailed, left-tailed, or right-tailed.
b. Find the P-value.
Standard normal distribution table (page 2)
%3D
c. Using a significance level of a = 0.05, should we reject Ho or should we fail to reject Hd
Click here to view page 1 of the standard normal distribution table.
Click here to view page 2 of the standard normal distribution table.
POSITIVE z Scores
a. This is a
test.
b. P-value =
ecimal places as needed.)
c. Choose t
elow.
right-tailed
Standard Normal (z) Distribution: Cumulative Area from the LEFT
A. Fail
ot sufficient evidence to support the claim that p 0.48
.00
01
02
03
04
05
06
07
.08
09
two-tailed
0.0
5000
5040
5080
5120
5160
5199
5239
5279
5319
5359
0.0
O B. Reje
ficient evidence to support the claim that p#0.487.
0.1
5398
5438
5478
5517
5557
5596
5636
5675
5714
5753
0.1
left-tailed
O C. Fail
sufficient evidence to support the claim that p 0.487.
0.2
5793
5832
5871
5910
5948
5987
6026
6064
6103
6141
0.2
0.3
6179
6217
6255
6293
6331
6368
6406
6443
6480
6517
0.3
O D. Reject Ho. There is sufficient evidence to support the claim that p 0.487.
0.4
6554
6591
6628
6664
6700
6736
6772
.6808
6844
.6879
0.4
0.5
6915
6950
6985
7019
7054
7088
.7123
7157
.7190
.7224
0.5
0.6
7257
7291
7324
7357
7389
7422
7454
7486
.7517
0.6
7549
0.7
7580
7611
.7642
7673
7704
.7734
7764
7794
.7823
0.7
7852
0.8
7881
7910
7939
7967
7995
8023
8051
.8078
.8106
.8133
0.8
Transcribed Image Text:The test statistic of z = 2.79 is obtained when testing the claim that p 0.487. a. Identify the hypothesis test as being two-tailed, left-tailed, or right-tailed. b. Find the P-value. Standard normal distribution table (page 2) %3D c. Using a significance level of a = 0.05, should we reject Ho or should we fail to reject Hd Click here to view page 1 of the standard normal distribution table. Click here to view page 2 of the standard normal distribution table. POSITIVE z Scores a. This is a test. b. P-value = ecimal places as needed.) c. Choose t elow. right-tailed Standard Normal (z) Distribution: Cumulative Area from the LEFT A. Fail ot sufficient evidence to support the claim that p 0.48 .00 01 02 03 04 05 06 07 .08 09 two-tailed 0.0 5000 5040 5080 5120 5160 5199 5239 5279 5319 5359 0.0 O B. Reje ficient evidence to support the claim that p#0.487. 0.1 5398 5438 5478 5517 5557 5596 5636 5675 5714 5753 0.1 left-tailed O C. Fail sufficient evidence to support the claim that p 0.487. 0.2 5793 5832 5871 5910 5948 5987 6026 6064 6103 6141 0.2 0.3 6179 6217 6255 6293 6331 6368 6406 6443 6480 6517 0.3 O D. Reject Ho. There is sufficient evidence to support the claim that p 0.487. 0.4 6554 6591 6628 6664 6700 6736 6772 .6808 6844 .6879 0.4 0.5 6915 6950 6985 7019 7054 7088 .7123 7157 .7190 .7224 0.5 0.6 7257 7291 7324 7357 7389 7422 7454 7486 .7517 0.6 7549 0.7 7580 7611 .7642 7673 7704 .7734 7764 7794 .7823 0.7 7852 0.8 7881 7910 7939 7967 7995 8023 8051 .8078 .8106 .8133 0.8
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