Find the indicated IQ score. The graph to the right depicts IQ scores of adults, and those scores are normally distributed with a mean of 100 and a standard deviation of 15. Click to view page 1 of the table. Click to view page 2 of the table. 0.65 The indicated IQ score, x, is (Round to one decimal place as needed.) of

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
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Find the indicated IQ score. The graph to the right depicts IQ scores of adults, and those
scores are normally distributed with a mean of 100 and a standard deviation of 15.
Click to view page 1 of the table. Click to view page 2 of the table.
0.65
The indicated IQ score, x, is (Round to one decimal place as needed.)
Transcribed Image Text:Find the indicated IQ score. The graph to the right depicts IQ scores of adults, and those scores are normally distributed with a mean of 100 and a standard deviation of 15. Click to view page 1 of the table. Click to view page 2 of the table. 0.65 The indicated IQ score, x, is (Round to one decimal place as needed.)
Standard Normal Table (Page 1)
Standard Normal Table (Page 2)
NEGATIVE z Scores
POSITIVE z Scores
Standard Normal (z) Distribution: Cumulative Area from the LEFT
Standard Normal (z) Distribution: Cumulative Area from the LEFT
02
L05
07
08
101
02
J04
05
.07
08
5120
5160
S199
.5239
5279
5319
5359
SO80
5478
-350
5040
5438
0.0
and
01
S598
5517
5557
5596
5636
5675
5714
5753
5987
6064
6103
6141
6026
6406
6772
lower
02
5795
5871
5910
5948
6295
6331
6368
6443
6480
6517
6217
6591
6950
0003
6179
6255
0003
oo04
0003
0004
0003
0000
0003
D002
6664
6808
6844
6879
6700
7054
1b004
0004
0004
0004
DO03
04
6S54
G628
6736
PO88
.7224
7157
7486
0006
0005
0.5
6915
6985
7019
7123
7190
7422
7454
7517
7549
7357
7673
CLO
0009
0009
0007
0007
7257
2291
7524
7389
o012
0010
17580
2642
7704
7734
7764
7794
7823
.7852
8133
8389
b018
O014
7881
7910
7967
8023
8051
8078
8106
8315
8340
8365
8258
8485
0026
0023
0023
0022
0021
0021
0020
O019
0.9
8159
8212
L8264
8289
8577
8554
8770
0029
.0028
D027
0026
10
84:3
8461
8508
8531
L8599
.8621
8643
B665
8686
8729
8749
8790
8810
8830
0038
o0s1
0041
0040
11
0039
0052
0047
0045
0044
0043
9015
8962
9131
O868
9162
0049
0048
8925
8944
8997
8849
19032
9192
CO53
0057
8888
o073
o068 A0066
13
9147
.9177
ZOLO
O104
0102
0094
O089
0087
oC84
9207
9222
9236
9251
9265
.9279
9292
9306
9319
9357
9394
9406
9418
9429
9441
9370
9484
9582
LO139
D129
0122
1.5
19332
9545
9382
9515
960B
9686
9545
9474
9575
0179
O162
0154
0150
0146
0143
16
9452
9463
9495
9505
9525
9535
0188
1.7
9554
9564
9591
9599
9616
9625
9633
0202
0256
J0322
0197
0250
0314
0392
0183
0233
-2.0
0228
0222
0217
0212
0207
9649
9671
9693
9641
9713
9772
9706
9767
L0244
0239
1.8
9656
9664
9678
9699
0262
0329
0409
oso5
-1.9
J0287
C281
0274
9719
9726
9750
9756
0294
0367
0455
0S59
19
9732
9744
9761
0301
0375
0344
0336
0307
9738
9788
9834
9798
9842
9878
9812
9854
9887
0446
0436
0427
D418
0401
0584
9778
9783
9793
.9803
.9808
9817
9821
9861
,9846
9881
·0495
075
0465
21
9826
9830
9838
.9850
9857
0485
0594
0721
நெந்
O548
0668
0516
OG30
0526
0655
l0645
OS82
0571
22
9864
9868
9871
9875
9884
.9890
2.3
0694
0838
9893
9898
9922
9941
L0764
0749
0735
0708
0681
9896
9901
9904
9906
.9909
9911
9913
0808
0968
0793
0934
O885
0853
OB23
2.4
9918
9920
9925
9927
9929
.9931
9932
9934
9936
0985
TI70
n5
T12
075
3056
hos8
1020
2.5
9938
9940
9943
9945
9946
9948
9949
9951
9952
1335
1292
1271
1251
1230
1210
3190
2.6
9953
,9955
9956
9957
9959
9960
9961
9962
9963
9964
1357
u587
841
3492
1469
1446
1423
1401
1379
27
9965
9966
9967
9968
9969
9970
.9971
9972
9973
,9974
1539
1788
1515
1762
1562
1814
1736
171
0685
1660
1635
1611
2.8
9974
,9975
9976
9977
.9977
9978
,9979
9979
9981
1867
,9985
9985
9989
9986
.9990
9993
1949
1922
1894
29
9981
9982
9982
9983
9986
9990
2005
1377
9964
2033
2327
2643
2981
3336
3707
209
2090
2389
2061
9988
2145
2451
30
9987
9989
9992
-0.7
2420
2358
,יטשה
2266
2256
2206
2177
9987
9987
9988
.9989
9990
9992
9992
9993
9995
9666
.9997
2514
2485
31
.9991
9991
9992
2611
2946
2546
2877
2743
2709
2676
2578
2810
2776
.9995
.2643
3192
9993
9993
9994
9996
3085
2912
32
9994
9994
9994
.9994
9995
3050
3409
3783
4168
4562
-0.5
3015
9996
9996
9996
9997
9998
3372
3300
3264
3228
3156
3121
33
9995
9995
9995
9996
3446
1821
4207
-04
-0.
3745
3669
3632
1594
3557
3520
34
9997
9997
9997
9997
9997
9997
9997
9997
J859
4247
4129
4090
4052
4013
3974
3936
3897
3.50
9999
4602
4522
4483
4443
4404
4364
4325
4286
and up
S000
4960
4920
4880
4840
4801
4761
4721
4681
4641
NOTE For vValues of z above 3.49, use 0.9999 for the area
Common Critical Value
Use these common values that result from interpolation:
Confidence Critical
Level
NOTE: For values of z below-3.49 use 0.0001 for the area.
"Use these common values that result from interpolation
score
Area
Value
1.645
0.9500
0.90
1645
0.95
L96
Area
0.0500
Zcore
2.575
0.9950
-1.645
0.99
2.575
Transcribed Image Text:Standard Normal Table (Page 1) Standard Normal Table (Page 2) NEGATIVE z Scores POSITIVE z Scores Standard Normal (z) Distribution: Cumulative Area from the LEFT Standard Normal (z) Distribution: Cumulative Area from the LEFT 02 L05 07 08 101 02 J04 05 .07 08 5120 5160 S199 .5239 5279 5319 5359 SO80 5478 -350 5040 5438 0.0 and 01 S598 5517 5557 5596 5636 5675 5714 5753 5987 6064 6103 6141 6026 6406 6772 lower 02 5795 5871 5910 5948 6295 6331 6368 6443 6480 6517 6217 6591 6950 0003 6179 6255 0003 oo04 0003 0004 0003 0000 0003 D002 6664 6808 6844 6879 6700 7054 1b004 0004 0004 0004 DO03 04 6S54 G628 6736 PO88 .7224 7157 7486 0006 0005 0.5 6915 6985 7019 7123 7190 7422 7454 7517 7549 7357 7673 CLO 0009 0009 0007 0007 7257 2291 7524 7389 o012 0010 17580 2642 7704 7734 7764 7794 7823 .7852 8133 8389 b018 O014 7881 7910 7967 8023 8051 8078 8106 8315 8340 8365 8258 8485 0026 0023 0023 0022 0021 0021 0020 O019 0.9 8159 8212 L8264 8289 8577 8554 8770 0029 .0028 D027 0026 10 84:3 8461 8508 8531 L8599 .8621 8643 B665 8686 8729 8749 8790 8810 8830 0038 o0s1 0041 0040 11 0039 0052 0047 0045 0044 0043 9015 8962 9131 O868 9162 0049 0048 8925 8944 8997 8849 19032 9192 CO53 0057 8888 o073 o068 A0066 13 9147 .9177 ZOLO O104 0102 0094 O089 0087 oC84 9207 9222 9236 9251 9265 .9279 9292 9306 9319 9357 9394 9406 9418 9429 9441 9370 9484 9582 LO139 D129 0122 1.5 19332 9545 9382 9515 960B 9686 9545 9474 9575 0179 O162 0154 0150 0146 0143 16 9452 9463 9495 9505 9525 9535 0188 1.7 9554 9564 9591 9599 9616 9625 9633 0202 0256 J0322 0197 0250 0314 0392 0183 0233 -2.0 0228 0222 0217 0212 0207 9649 9671 9693 9641 9713 9772 9706 9767 L0244 0239 1.8 9656 9664 9678 9699 0262 0329 0409 oso5 -1.9 J0287 C281 0274 9719 9726 9750 9756 0294 0367 0455 0S59 19 9732 9744 9761 0301 0375 0344 0336 0307 9738 9788 9834 9798 9842 9878 9812 9854 9887 0446 0436 0427 D418 0401 0584 9778 9783 9793 .9803 .9808 9817 9821 9861 ,9846 9881 ·0495 075 0465 21 9826 9830 9838 .9850 9857 0485 0594 0721 நெந் O548 0668 0516 OG30 0526 0655 l0645 OS82 0571 22 9864 9868 9871 9875 9884 .9890 2.3 0694 0838 9893 9898 9922 9941 L0764 0749 0735 0708 0681 9896 9901 9904 9906 .9909 9911 9913 0808 0968 0793 0934 O885 0853 OB23 2.4 9918 9920 9925 9927 9929 .9931 9932 9934 9936 0985 TI70 n5 T12 075 3056 hos8 1020 2.5 9938 9940 9943 9945 9946 9948 9949 9951 9952 1335 1292 1271 1251 1230 1210 3190 2.6 9953 ,9955 9956 9957 9959 9960 9961 9962 9963 9964 1357 u587 841 3492 1469 1446 1423 1401 1379 27 9965 9966 9967 9968 9969 9970 .9971 9972 9973 ,9974 1539 1788 1515 1762 1562 1814 1736 171 0685 1660 1635 1611 2.8 9974 ,9975 9976 9977 .9977 9978 ,9979 9979 9981 1867 ,9985 9985 9989 9986 .9990 9993 1949 1922 1894 29 9981 9982 9982 9983 9986 9990 2005 1377 9964 2033 2327 2643 2981 3336 3707 209 2090 2389 2061 9988 2145 2451 30 9987 9989 9992 -0.7 2420 2358 ,יטשה 2266 2256 2206 2177 9987 9987 9988 .9989 9990 9992 9992 9993 9995 9666 .9997 2514 2485 31 .9991 9991 9992 2611 2946 2546 2877 2743 2709 2676 2578 2810 2776 .9995 .2643 3192 9993 9993 9994 9996 3085 2912 32 9994 9994 9994 .9994 9995 3050 3409 3783 4168 4562 -0.5 3015 9996 9996 9996 9997 9998 3372 3300 3264 3228 3156 3121 33 9995 9995 9995 9996 3446 1821 4207 -04 -0. 3745 3669 3632 1594 3557 3520 34 9997 9997 9997 9997 9997 9997 9997 9997 J859 4247 4129 4090 4052 4013 3974 3936 3897 3.50 9999 4602 4522 4483 4443 4404 4364 4325 4286 and up S000 4960 4920 4880 4840 4801 4761 4721 4681 4641 NOTE For vValues of z above 3.49, use 0.9999 for the area Common Critical Value Use these common values that result from interpolation: Confidence Critical Level NOTE: For values of z below-3.49 use 0.0001 for the area. "Use these common values that result from interpolation score Area Value 1.645 0.9500 0.90 1645 0.95 L96 Area 0.0500 Zcore 2.575 0.9950 -1.645 0.99 2.575
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