Assume the random variable X is normally distributed with mean u = 50 and standard deviation o = 7. Compute the probability. Be sure to draw a normal curve with the area corresponding to the probability shaded. P(55
Assume the random variable X is normally distributed with mean u = 50 and standard deviation o = 7. Compute the probability. Be sure to draw a normal curve with the area corresponding to the probability shaded. P(55
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:Assume the random variable X is normally distributed with mean u = 50 and standard deviation o = 7. Compute the probability. Be sure to draw a normal curve with the
area corresponding to the probability shaded.
%3D
P(55<X< 69)
Click the icon to view a table of areas under the normal curve.
Which of the following normal curves corresponds to P(55 <Xs 69)?
OA.
В.
50 55
69
50 55
69
50 55
69
P(55 <X< 69) = (Round to four decimal places as needed.)
%3D
of
Transcribed Image Text:TABLE V
Standard Normal Distribution
.00
.01
.02
.03
.04
.05
.06
.07
.08
.09
Area
-3.4
-3,3
-3.2
0.0003
0.0005 0.0005 0.0005
0.0007 0.0007
0.0003
0,0003
0.0003
0.0003
0.0003 0.0003
0.0003
0.0003
0.0004
0.0006
0.0004 0.0004
0.0006 0.0006
0.0004
0.0005
0.0002
0.0003
0.0005
0.0004
0.0004
0.0006
0.0006
0.0005
-3.1
-3.0
0.0009
0.0012
0.0008
0.0012
0.0007
0.0010
0.0007
0.0010
0.0008
0.0008
0.0008
0.0011
0.0010 0.0009
0.0009
0.0013
0.0013
0.0013
0.0011 0.001l
-2.9
-2.8
-2.7
0.0019
0.0018
0.0018
0.0017
0.0016
0.0016
0.0015
0.0014
0.0015
0.0021
0.0029
0.0014
0.0020
0.0019
0.0026
0.0026 0.0025
0.0024
0.0022
0.0023
0.0032
0.0023
0.0021
0.0027
0.0037
0.0035 0.0034
0.0033
0.0031
0.0030
0.0028
-2.6
-2.5
0.0043
0.0057
0.0040 0.0039
0.0054
0.0052
0.0047 0.0045
0.0044
0.0041
0.0038
0.0036
0.0062 0.0060
0.0059
0.0055
0.0051
0.0049
0.0048
-2.4
-2.3
-2.2
-2.1
-2.0
0.0082
0.0107
0.0078
0.0102
0.0075
0.0099
0.0073
0.0080
0.0104
0.0071
0.0094
0.0122
0.0069
0.0068
0.0066
0.0064
0.0089
0.0116
0.0096
0.0091
0.0087
0.0084
0.0139 0.0136
0.0132 0.0129
0.0125
0.0119
0.0113
0.0110
0.0179
0.0143
0.0174
0.0222
0.0166
0.0170
0.0217 0.0212
0.0162
0.0158
0.0202
0.0154
0.0146
0.0150
0.0192
0.0228
0.0207
0.0197
0.0188
0.0183
0.0256
0.0322
0.0233
0.0294
0.0367
0.0455
-1.9
-1.8
0.0281
0.0250
0.0244
0.0239
0.0301
0.0287
0.0274 0.0268
0.0262
0.0329
0.0307
0.0384
0.0359
0.0351
0.0344 0.0336
0.0314
0.0392
-1.7
-1.6
0.0375
0.0465
0.0427
0.0409
0.0505
0.0401
0.0495
0.0446 0.0436
0.0418
0.0548 0.0537
0.0526
0.0516
0.0485
0.0475
-1.5
0.0668
0.0655
0.0643
0.0630
0.0618
0.0606
0.0594
0.0582
0.0571
0.0559
-1.4
-1.3
-1.2
0.0808
0.0793
0.0778
0.0764
0.0749
0.0735
0.0721
0.0708
0.0694
0.0681
0.0838
0.1003
0.1190
0.0968 0.0951
0.0934
0.0869 0.0853
0.1020
0.1038
0.0823
0.0918
0.1093
0.1292
0.0901
0.0885
0.1056
0.1131
0.1357 0.1335
0.1151
0.1112
0.1075
0.0985
0,1230
0.1446
-1.1
0.1314
0.1271
0.1251
0.1210
0.1170
-1.0
0.1587 0.1562
0.1539
0.1515
0.1492
0.1469
0.1423
0.1401
0.1379
-0.9
-0,8
0.1841
0.2119
0.1814
0.1788
0.1762
0.1736
0.1711
0.1685
0.1660
0.1635
0.1611
0.2090
0.2061
0,2033
0.2005
0.1977
0.1949
0.1922
0.1894
0.1867
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