ssume the random variable X is normally distributed with mean p=50 and standard deviation o =7. Compute the probability. Be sure to draw a normal curve with the area correspondit P(35

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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Related questions
Question
ssume the random variable X is normally distributed with mean p=50 and standard deviation o =7. Compute the probability. Be sure to draw a normal curve with the area correspondit
P(35<X<61)
Vhich of the following normal curves corresponds to P(35<X<61)?
A.
OB.
B.
35
50 61
35
50 61
61
P(35<X<61) =
(Round to four decimal places as needed.)
50
35
Transcribed Image Text:ssume the random variable X is normally distributed with mean p=50 and standard deviation o =7. Compute the probability. Be sure to draw a normal curve with the area correspondit P(35<X<61) Vhich of the following normal curves corresponds to P(35<X<61)? A. OB. B. 35 50 61 35 50 61 61 P(35<X<61) = (Round to four decimal places as needed.) 50 35
Standard Normal
Area
Standard Normal
Area
Probabilities
Probabilities
(Cumulative z curve areas)
(Cumulative z curve areas)
0.00
0.01
0.02
0.03
0.04
0.05
0.06
0.07
0.08
0.09
0.00
0.01
0.02
0.03
0.04
0.05
0.06
0.07
0.08
0.09
0.0
0.5000
0.5040
-3.4
0.0003
0.0003
0.0003
0.0003
0.0003
0.0003
0.0003
0.0003
0.0002
0.5080
0.5120 0.5160
0.5557
0.5948
0.5199
0.5239
0.5279
0.5319 0.5359
0.0003
0.1
0.0004
0.0004
0.0004
0.0004
0.0004
0.0004
0.0003
0.5398
0.5438
0.5478
0.5636
0.6026
b.6406
0.5517
0.5596
0.5675
0.5714 0.5753
-3.3
0.0005
0.0005
0.0005
0.2
0.5793
0.5832
0.0006
0.0006
0.0006
0.0006
0.0005
0.0005
0.0005
0.5871
0.5910
0.5987
0.6064
0.6103
0.6141
-3.2
0.0007
0.0007
0.0006
0.3
0.6179
0.6293
0.0009
0.0009
0.0008
0.0008
0.0008
0.0008
0.0007
0.0007
0.6217
0.6255
0.6331
0.6368
0.6443
0.6480
0.6517
-3.1
0.0010
0.0009
0.4
0.6554
0.6591
0.6628
0.6664
0.6700
0.6772
0.0013
0.0012
0.0012
0.0011
0.0011
0.0011
0.0010
0.0010
0.6736
0.6808
0.6844
0.6879
-3.0
0.0013
0.0013
0.6915 0.6950
0.7291
0.5
0.6985
0.7019
0.7054
0.7088
0.7123
0.7157
0.7190
-2.9
0.0019
0.0018
0.0018
0.0017
0.0016
0.0016
0.0015
0.0015
0.0014
0.0014
0.7224
0.6
0.7257
0.7324
0.7357
0.7389
0.7422
-2.8
0.0026
0.0025
0.0024
0.0023
0.0023
0.0022
0.0021
0.0021
0.0020
0.0019
0.7454
0.7486
0.7517
0.7549
0.7
0.7580
0.7611
0.0030
0.0029
0.0028
0.0027
0.0026
0.7704
0.7995
0.7642
0.7673
0.7734
0.7764
0.7794
0.7823
0.7852
-2.7
0.0035
0.0034
0.0033
0.0032
0.0031
0.8
0.7881
0.7910
0.7939
0.7967
0.8023
0.8051
0.0045
0.0044
0.0043
0.0041
0.0040
0.0039
0.0038
0.0037
0.0036
0.8078
-2.6
0.0047
0.8106
0.8365
0.8133
0.9
0.8159
0.8186
0.8212
0.8238
0.8264
0.8289
0.8315
0.0060
0.0059
0.0057
0.0055
0.0054
0.0052
0.0051
0.0049
0.0048
0.8340
0.8389
-2.5
0.0062
1.0
0.8413
0.8438
0.8461
0.8485
0.8508
0.8531
0.8554
0.8577
0.8599
0.8621
-2.4
0.0082
0.0080
0.0078
0.0075
0.0073
0.0071
0.0069
0.0068
0.0066
0.0064
1.1
0.8643
0.8665
0.8686
0.8708
0.8729
0.8749
0.8770
0.8790
0.8810
0.8830
-2.3
0.0107
0.0104
0.0102
0.0099
0.0096
0.0094
0.0091
0.0089
0.0087
0.0084
1.2
0.8849
0.8869
0.8888
0.8907
0.8925
0.8944
0.8962
0.8980
0.8997
-2.2
0.0139
0.0136
0.0132
0.0129
0.0125
0.0122
0.0119
0.0116
0.0113
0.0110
0.9015
1.3
0.9032
0.9049
0.9066
0.9082
0.9099
0.9115
0.9131
0.9147
0.9162
-2.1
0.0179
0.0174
0.0170
0.0166
0.0162
0.0158
0.0154
0.0150
0.0146
0.0143
0.9177
1.4
0.9192
0.9207
0.9222
0.9236
0.9251
0.9265
0.9279
0.9292
0.9306 0.9319
-2.0
0.0228
0.0222
0.0217
0.0212
0.0207
0.0202
0.0197
0.0192
0.0188
0.0183
1.5
0.9332
0.9345
0.9357
0.9370
0.9382
0.0244
0.0239
0.0233
0.9406 0.9418
0.9525
0.9394
0.9429
0.9441
-1.9
0.0287
0.0281
0.0274
0.0268
0.0262
0.0256
0.0250
0.9463 0.9474 0.9484 0.9495 0.9505
0.0351
0.0436
1.6
0.9452
0.9515
0.9535
0.9545
-1.8
0.0359
0.0344
0.0336
0.0329
0.0322
0.0314
0.0307
0.0301
0.0294
1.7
0.9554
0.9564
0.9573 0.9582
0.0427
0.0526
0.9591
0.9599
0.9608
0.9616
0.9625
0.9633
-1.7
0.0446
0.0418
0.0409
0.0401
0.0392
0.0384
0.0375
0.0367
1.8
0.9641
0.9649
0.9656
0.9664
0.9671
0.9678
0.9686
0.9693
0.9699
0.9706
-1.6
0.0548
0.0537
0.0516
0.0505
0.0495
0.0485
0.0475
0.0465
0.0455
0.9726
0.0606 0.0594
1.9
0.9713
0.9719
0.9732
0.9738
0.9744
0.9750
0.9756
0.9761
0.9767
-1.5
0.0668
0.0655
0.0643
0.0630
0.0618
0.0582
0.0571
0.0559
2.0
0.9772
0.9778 0.9783
0.9788
0.9793
0.9798
0.9803
0.9808
0.9817
0.0808
0.0793
0.0778
0.0764
0.0749
0.0735 0.0721
0.0708
0.0694
0.0681
0.9812
-1.4
2.1
0.9821
0.9826
0.9830
0.9834
0.9838
0.9842
0.9846
0.9850
0.9854
0.9857
-1.3
0.0968
0.0951
0.0934
0.0918
0.0901
0.0885
0.0869
0.0853
0.0838
0.0823
2.2
0.9861
0.9864
0.9868
0.9871
0.9875
0.9878
0.9881
0.9884
0.9887
0.9890
-1.2
0.1151
0.1131
0.1112
0.1093
0.1075
0.1056
0.1038
0.1020
0.1003
0.0985
2.3
0.9893
0.9896
0.9898
0.9901
0.9904
0.9906
0.9929
0.9909
0.9911
0.9913
0.9916
-1.1
0.1357
0.1335
0.1314
0.1292
0.1271
0.1251
0.1230
0.1210
0.1190
0.1170
2.4
0.9918
0.9920
0.9922
0.9925
0.9927
0.9931
0.9932
0.9934
0.9936
-1.0
0.1587
0.1562
0.1539
0.1515
0.1492 0.1469
0.1446
0.1423
0.1401
0.1379
2.5
0.9938
0.9940
0.9941
0.9943
0.9945
0.9946
0.9948
0.1685
0.9949
0.9962
0.9951
0.9952
-0.9
0.1841
0.1814
0.1788
0.1762
0.1736
0.1711
0.1660
0.1635
0.1611
2.6
0.9953
0.9955
0.9956
0.9957
0.9959
0.9960
0.9961
0.1922
0.1867
0.9963
0.9964
-0.8
0.2119
0.2090
0.2061
0.2033
0.2005
0.1977
0.1949
0.1894
2.7
0.9965
0.9966
0.9967
0.9968
0.9969
0.9970
0.9971
0.9972
0.9973
0.9974
0.2420
0.2389
0.2358
0.2327
0.2296
0.2266
0.2236
0.2206
0.2177
0.2148
-0.7
2.8
0.9974
0.9975
0.9976
0.9977
0.9977
0.9978
0.9979
0.2676
0.3015
0.9979
0.9980
0.9981
-0.6
0.2743
0.2709
0.2643
0.2611
0.2578
0.2546
0.2514
0.2483
0.2451
2.9
0.9981
0.9982
0.9982
0.9983
0.9984
0.9984
0.9985
0.9985
0.9986
0.9986
0.3085
0.3050
0.2981
0.2946
0.2912
0.2877
0.2843
0.2810
0.2776
-0.5
3.0
0.9987
0.9987
0.9987
0.9988
0.9988
0.9989
0.9989
0.9989
0.3409
0.3300
0.3228
0.3156
0.9990
0.9990
-0.4
0.3446
0.3372
0.3336
0.3264
0.3192
0.3121
3.1
0.9990
0.9991
0.9991
0.9991 0.9992
0.9992
0.9992
0.9992
0.9993
0.3783
0.3632
0.3594
0.3557
0.3520
0.3483
0.9993
-0.3
0.3821
0.3745
0.3707
0.3669
3.2
0.9993
0.9993
0.9994
0.9994
0.9994
0.9994
0.9994
0.9995
0.9995
0.9995
-0.2
0.4129
0.4090
0.4052
0.4013
0.3974
0.3936
0.3897
0.3859
0.4207
0.4168
3.3
0.9995
0.9995
0.9995
0.9996
0.9996
0.9996
0.9996
0.4325
0.4286
0.9996
0.9996
0.9997
-0.1
0.4602
0.4562
0.4522
0.4483
0.4443
0.4404
0.4364
0.4247
3.4
0.9997
0.9997
0.9997
0.9997
0.9997
0.9997
0.9997
0.9997
0.4801
0.4761
0.4641
0.9997
0.9998
-0.0
0.5000
0.4960
0.4920
0.4880
0.4840
0.4721
0.4681
Transcribed Image Text:Standard Normal Area Standard Normal Area Probabilities Probabilities (Cumulative z curve areas) (Cumulative z curve areas) 0.00 0.01 0.02 0.03 0.04 0.05 0.06 0.07 0.08 0.09 0.00 0.01 0.02 0.03 0.04 0.05 0.06 0.07 0.08 0.09 0.0 0.5000 0.5040 -3.4 0.0003 0.0003 0.0003 0.0003 0.0003 0.0003 0.0003 0.0003 0.0002 0.5080 0.5120 0.5160 0.5557 0.5948 0.5199 0.5239 0.5279 0.5319 0.5359 0.0003 0.1 0.0004 0.0004 0.0004 0.0004 0.0004 0.0004 0.0003 0.5398 0.5438 0.5478 0.5636 0.6026 b.6406 0.5517 0.5596 0.5675 0.5714 0.5753 -3.3 0.0005 0.0005 0.0005 0.2 0.5793 0.5832 0.0006 0.0006 0.0006 0.0006 0.0005 0.0005 0.0005 0.5871 0.5910 0.5987 0.6064 0.6103 0.6141 -3.2 0.0007 0.0007 0.0006 0.3 0.6179 0.6293 0.0009 0.0009 0.0008 0.0008 0.0008 0.0008 0.0007 0.0007 0.6217 0.6255 0.6331 0.6368 0.6443 0.6480 0.6517 -3.1 0.0010 0.0009 0.4 0.6554 0.6591 0.6628 0.6664 0.6700 0.6772 0.0013 0.0012 0.0012 0.0011 0.0011 0.0011 0.0010 0.0010 0.6736 0.6808 0.6844 0.6879 -3.0 0.0013 0.0013 0.6915 0.6950 0.7291 0.5 0.6985 0.7019 0.7054 0.7088 0.7123 0.7157 0.7190 -2.9 0.0019 0.0018 0.0018 0.0017 0.0016 0.0016 0.0015 0.0015 0.0014 0.0014 0.7224 0.6 0.7257 0.7324 0.7357 0.7389 0.7422 -2.8 0.0026 0.0025 0.0024 0.0023 0.0023 0.0022 0.0021 0.0021 0.0020 0.0019 0.7454 0.7486 0.7517 0.7549 0.7 0.7580 0.7611 0.0030 0.0029 0.0028 0.0027 0.0026 0.7704 0.7995 0.7642 0.7673 0.7734 0.7764 0.7794 0.7823 0.7852 -2.7 0.0035 0.0034 0.0033 0.0032 0.0031 0.8 0.7881 0.7910 0.7939 0.7967 0.8023 0.8051 0.0045 0.0044 0.0043 0.0041 0.0040 0.0039 0.0038 0.0037 0.0036 0.8078 -2.6 0.0047 0.8106 0.8365 0.8133 0.9 0.8159 0.8186 0.8212 0.8238 0.8264 0.8289 0.8315 0.0060 0.0059 0.0057 0.0055 0.0054 0.0052 0.0051 0.0049 0.0048 0.8340 0.8389 -2.5 0.0062 1.0 0.8413 0.8438 0.8461 0.8485 0.8508 0.8531 0.8554 0.8577 0.8599 0.8621 -2.4 0.0082 0.0080 0.0078 0.0075 0.0073 0.0071 0.0069 0.0068 0.0066 0.0064 1.1 0.8643 0.8665 0.8686 0.8708 0.8729 0.8749 0.8770 0.8790 0.8810 0.8830 -2.3 0.0107 0.0104 0.0102 0.0099 0.0096 0.0094 0.0091 0.0089 0.0087 0.0084 1.2 0.8849 0.8869 0.8888 0.8907 0.8925 0.8944 0.8962 0.8980 0.8997 -2.2 0.0139 0.0136 0.0132 0.0129 0.0125 0.0122 0.0119 0.0116 0.0113 0.0110 0.9015 1.3 0.9032 0.9049 0.9066 0.9082 0.9099 0.9115 0.9131 0.9147 0.9162 -2.1 0.0179 0.0174 0.0170 0.0166 0.0162 0.0158 0.0154 0.0150 0.0146 0.0143 0.9177 1.4 0.9192 0.9207 0.9222 0.9236 0.9251 0.9265 0.9279 0.9292 0.9306 0.9319 -2.0 0.0228 0.0222 0.0217 0.0212 0.0207 0.0202 0.0197 0.0192 0.0188 0.0183 1.5 0.9332 0.9345 0.9357 0.9370 0.9382 0.0244 0.0239 0.0233 0.9406 0.9418 0.9525 0.9394 0.9429 0.9441 -1.9 0.0287 0.0281 0.0274 0.0268 0.0262 0.0256 0.0250 0.9463 0.9474 0.9484 0.9495 0.9505 0.0351 0.0436 1.6 0.9452 0.9515 0.9535 0.9545 -1.8 0.0359 0.0344 0.0336 0.0329 0.0322 0.0314 0.0307 0.0301 0.0294 1.7 0.9554 0.9564 0.9573 0.9582 0.0427 0.0526 0.9591 0.9599 0.9608 0.9616 0.9625 0.9633 -1.7 0.0446 0.0418 0.0409 0.0401 0.0392 0.0384 0.0375 0.0367 1.8 0.9641 0.9649 0.9656 0.9664 0.9671 0.9678 0.9686 0.9693 0.9699 0.9706 -1.6 0.0548 0.0537 0.0516 0.0505 0.0495 0.0485 0.0475 0.0465 0.0455 0.9726 0.0606 0.0594 1.9 0.9713 0.9719 0.9732 0.9738 0.9744 0.9750 0.9756 0.9761 0.9767 -1.5 0.0668 0.0655 0.0643 0.0630 0.0618 0.0582 0.0571 0.0559 2.0 0.9772 0.9778 0.9783 0.9788 0.9793 0.9798 0.9803 0.9808 0.9817 0.0808 0.0793 0.0778 0.0764 0.0749 0.0735 0.0721 0.0708 0.0694 0.0681 0.9812 -1.4 2.1 0.9821 0.9826 0.9830 0.9834 0.9838 0.9842 0.9846 0.9850 0.9854 0.9857 -1.3 0.0968 0.0951 0.0934 0.0918 0.0901 0.0885 0.0869 0.0853 0.0838 0.0823 2.2 0.9861 0.9864 0.9868 0.9871 0.9875 0.9878 0.9881 0.9884 0.9887 0.9890 -1.2 0.1151 0.1131 0.1112 0.1093 0.1075 0.1056 0.1038 0.1020 0.1003 0.0985 2.3 0.9893 0.9896 0.9898 0.9901 0.9904 0.9906 0.9929 0.9909 0.9911 0.9913 0.9916 -1.1 0.1357 0.1335 0.1314 0.1292 0.1271 0.1251 0.1230 0.1210 0.1190 0.1170 2.4 0.9918 0.9920 0.9922 0.9925 0.9927 0.9931 0.9932 0.9934 0.9936 -1.0 0.1587 0.1562 0.1539 0.1515 0.1492 0.1469 0.1446 0.1423 0.1401 0.1379 2.5 0.9938 0.9940 0.9941 0.9943 0.9945 0.9946 0.9948 0.1685 0.9949 0.9962 0.9951 0.9952 -0.9 0.1841 0.1814 0.1788 0.1762 0.1736 0.1711 0.1660 0.1635 0.1611 2.6 0.9953 0.9955 0.9956 0.9957 0.9959 0.9960 0.9961 0.1922 0.1867 0.9963 0.9964 -0.8 0.2119 0.2090 0.2061 0.2033 0.2005 0.1977 0.1949 0.1894 2.7 0.9965 0.9966 0.9967 0.9968 0.9969 0.9970 0.9971 0.9972 0.9973 0.9974 0.2420 0.2389 0.2358 0.2327 0.2296 0.2266 0.2236 0.2206 0.2177 0.2148 -0.7 2.8 0.9974 0.9975 0.9976 0.9977 0.9977 0.9978 0.9979 0.2676 0.3015 0.9979 0.9980 0.9981 -0.6 0.2743 0.2709 0.2643 0.2611 0.2578 0.2546 0.2514 0.2483 0.2451 2.9 0.9981 0.9982 0.9982 0.9983 0.9984 0.9984 0.9985 0.9985 0.9986 0.9986 0.3085 0.3050 0.2981 0.2946 0.2912 0.2877 0.2843 0.2810 0.2776 -0.5 3.0 0.9987 0.9987 0.9987 0.9988 0.9988 0.9989 0.9989 0.9989 0.3409 0.3300 0.3228 0.3156 0.9990 0.9990 -0.4 0.3446 0.3372 0.3336 0.3264 0.3192 0.3121 3.1 0.9990 0.9991 0.9991 0.9991 0.9992 0.9992 0.9992 0.9992 0.9993 0.3783 0.3632 0.3594 0.3557 0.3520 0.3483 0.9993 -0.3 0.3821 0.3745 0.3707 0.3669 3.2 0.9993 0.9993 0.9994 0.9994 0.9994 0.9994 0.9994 0.9995 0.9995 0.9995 -0.2 0.4129 0.4090 0.4052 0.4013 0.3974 0.3936 0.3897 0.3859 0.4207 0.4168 3.3 0.9995 0.9995 0.9995 0.9996 0.9996 0.9996 0.9996 0.4325 0.4286 0.9996 0.9996 0.9997 -0.1 0.4602 0.4562 0.4522 0.4483 0.4443 0.4404 0.4364 0.4247 3.4 0.9997 0.9997 0.9997 0.9997 0.9997 0.9997 0.9997 0.9997 0.4801 0.4761 0.4641 0.9997 0.9998 -0.0 0.5000 0.4960 0.4920 0.4880 0.4840 0.4721 0.4681
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9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
The Basic Practice of Statistics
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
Introduction to the Practice of Statistics
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman