eBook A sample containing years to maturity and yield for 40 corporate bonds are contained in the data given below. Years to Years to Maturity Yield Maturity Yield 3.25 7.025 17.50 7.037 25.75 7.955 25.00 2.134 14.75 7.886 1.50 8.077 19.50 5.491 21.00 7.905 4.75 5.918 6.75 6.819 8.75 2.163 7.75 1.371 6.00 8.131 27.25 4.457 19.00 7.862 2.00 3.295 27.00 6.608 24.50 4.344 15.00 7.998 2.25 5.380 18.50 2.243 27.50 1.118 17.50 4.781 18.00 6.505 25.25 5.070 7.50 2.885 22.75 6.740 13.25 5.911 20.00 2.068 23.50 2.640 1.75 7.502 3.25 7.150 20.00 5.806 7.50 3.079 20.50 8.059 1.25 4.054 29.75 6.804 7.50 7.892 16.50 1.386 18.50 4.649 a. What is the sample mean years to maturity for corporate bonds and what is the sample standard deviation?

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ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
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еBook
A sample containing years to maturity and yield for 40 corporate bonds are contained in the data given below.
Years to
Years to
Maturity
Yield
Maturity
Yield
3.25
7.025
17.50
7.037
25.75
7.955
25.00
2.134
14.75
7.886
1.50
8.077
19.50
5.491
21.00
7.905
4.75
5.918
6.75
6.819
8.75
2.163
7.75
1.371
6.00
8.131
27.25
4.457
19.00
7.862
2.00
3.295
27.00
6.608
24.50
4.344
15.00
7.998
2.25
5.380
18.50
2.243
27.50
1.118
17.50
4.781
18.00
6.505
25.25
5.070
7.50
2.885
22.75
6.740
13.25
5.911
20.00
2.068
23.50
2.640
1.75
7.502
3.25
7.150
20.00
5.806
7.50
3.079
20.50
8.059
1.25
4.054
29.75
6.804
7.50
7.892
16.50
1.386
18.50
4.649
a. What is the sample mean years to maturity for corporate bonds and what is the sample standard deviation?
(to 4 decimals)
Мean
(to 4 decimals)
Standard deviation
b. Develop a 95% confidence interval for the population mean years to maturity. Round the answer to four decimal places.
) years
c. What is the sample mean yield on corporate bonds and what is the sample standard deviation?
(to 4 decimals)
Mean
Standard deviation
(to 4 decimals)
d. Develop a 95% confidence interval for the population mean yield on corporate bonds. Round the answer to four decimal places.
) percent
Transcribed Image Text:еBook A sample containing years to maturity and yield for 40 corporate bonds are contained in the data given below. Years to Years to Maturity Yield Maturity Yield 3.25 7.025 17.50 7.037 25.75 7.955 25.00 2.134 14.75 7.886 1.50 8.077 19.50 5.491 21.00 7.905 4.75 5.918 6.75 6.819 8.75 2.163 7.75 1.371 6.00 8.131 27.25 4.457 19.00 7.862 2.00 3.295 27.00 6.608 24.50 4.344 15.00 7.998 2.25 5.380 18.50 2.243 27.50 1.118 17.50 4.781 18.00 6.505 25.25 5.070 7.50 2.885 22.75 6.740 13.25 5.911 20.00 2.068 23.50 2.640 1.75 7.502 3.25 7.150 20.00 5.806 7.50 3.079 20.50 8.059 1.25 4.054 29.75 6.804 7.50 7.892 16.50 1.386 18.50 4.649 a. What is the sample mean years to maturity for corporate bonds and what is the sample standard deviation? (to 4 decimals) Мean (to 4 decimals) Standard deviation b. Develop a 95% confidence interval for the population mean years to maturity. Round the answer to four decimal places. ) years c. What is the sample mean yield on corporate bonds and what is the sample standard deviation? (to 4 decimals) Mean Standard deviation (to 4 decimals) d. Develop a 95% confidence interval for the population mean yield on corporate bonds. Round the answer to four decimal places. ) percent
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