The accompanying data represent the total travel tax (in dollars) for a 3-day business trip in 8 randomly selected cities. A normal probability plot suggests the data could come from a population that is normally distributed. A boxplot indicates there are no outliers. Complete parts (a) through (c) below. 67.82 78.08 69.71 83.48 79.56 87.13 100.69 99.76 Click the icon to view the table of critical t-values. ..... (a) Determine a point estimate for the population mean travel tax. A point estimate for the population mean travel tax is $ (Round to two decimal places as needed.)
The accompanying data represent the total travel tax (in dollars) for a 3-day business trip in 8 randomly selected cities. A normal probability plot suggests the data could come from a population that is normally distributed. A boxplot indicates there are no outliers. Complete parts (a) through (c) below. 67.82 78.08 69.71 83.48 79.56 87.13 100.69 99.76 Click the icon to view the table of critical t-values. ..... (a) Determine a point estimate for the population mean travel tax. A point estimate for the population mean travel tax is $ (Round to two decimal places as needed.)
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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Question
Question #5 Part A
Transcribed Image Text:The accompanying data represent the total travel tax (in dollars) for a 3-day business trip in 8 randomly selected cities. A normal probability plot
suggests the data could come from a population that is normally distributed. A boxplot indicates there are no outliers. Complete parts (a) through
(c) below.
67.82
78.08
69.71
83.48
79.56
87.13
100.69
99.76
Click the icon to view the table of critical t-values.
.....
(a) Determine a point estimate for the population mean travel tax.
A point estimate for the population mean travel tax is $
(Round to two decimal places as needed.)
Transcribed Image Text:- Area in
t-Distribution
Area in Right Tail
Degrees o
Freedom
0,25
0,20 0,15
0.10
0.05
0.025
0,02
0.01 0.005 0.0025
0.001 0.0005
1.000
1.376 1.963
3.078
6.314
12.706
31.821 63.657
127.321
318.309 636.619
2.920
4.303
2 00
4604
0,920 1.156 1476
2.015 2.571
8,610
6,860
0.727
2.757
3.365
4.032
4.773
5.802
2.612
2 517
0.906 1.134 1.440
0,806 1.119 1415
1307
3,707
3.490
3,355
3.250
3.169
5.206
4.78
4.50
2.447
3.143
2.998
2.896
2.821
2.764
4.317
4.029
3,833
5.959
5.408
5.041
4.781
4. 58
0.718
1.043
0.711
1.895
2.365
0.706
0 703
0.889 1.108
0 883 1.100
O870 1002
2.449
2.398
1.860
2.306
2 262
1.383
1833
4.297
4.14
360
1372
81
2.359
3.58
0. 607
3 407
0876 1088
0873 1.083
0.870 1.079
2.328
2.718
2.681
2.650
3.106
4029
4437
3.055
3.012
3.428
3.372
3.930
4.318
4.221
2.303
3.852
3.13.
4.073
2.583
3.25
3.686
4.015
3.883
2 529
3,850
1.325
3.153
3.552
3,819
3.792
3.768
3.745
3.725
1.323
2.518
3.135
3.119
3.104
3,527
3.505
3.485
3.467
1318
3450
3439
3.707
3.421
3.690
3.408
3.674
5.059
1.309
2.453
3.022
3.375
3.633
2.449
LO54
3.015
2.735
5724
3601
3.501
3349
085
1.306
2.133
2.996
3.340
3,333
3.326
3.319
3313
3.582
3.574
3.566
3.558
3.551
0.857
1.306
1.30
1.30
1.304
130
2.131
2.129
2.127
5125
5123
2431
2.429
2.426
2.423
2,719
2715
רורה
2708
2704
2.990
2.985
2.98
2 076
2 971
0.851
0.851
1.050
0.851
1.050
3.307
0.840
1.04
1.290
2.109
203
2.403
390
2.38
2.678
2.660
2.648
2.639
2.632
3.261
3.496
0.679
0.848
0.847
0.846
0.846
1.045
1.044
1.043
1.04
1.296
1.294
1.292
1.291
2.099
2.093
2.915
2.899
3.232
3.460
3.211
3.435
3.416
3.402
2.37
3.195
3.183
0.677
1.662
2.084
2.878
0677
0,845 1.042
1.290
1.282
1.282
1.660
1.646
1.645
1.984
2.081
2.056
2.054
2364
2,626
2,581
2,576
2.87
2.813
2.80
3.174
3.098
3.090
3.390
3.300
3.291
0,675
0,842
1037
1.962
2330
0.842
1.036
2.326
Degrees of 0.25
Freedom
0.20
0 10
001 000s 0.0025
015
0,025 0.02
0.001 0.0005
t-Distribution
Area in Right Tail
iN
222 22
22.
和
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