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A sample containing years to maturity and yield for 40 corporate bonds are contained in the...

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Question

Basic Math

A sample containing years to maturity and yield for 40 corporatebonds are contained in the data given below.

Years to MaturityYieldYears to MaturityYield
23.504.7573.752.769
21.752.47312.006.293
21.504.46417.507.411
23.504.68418.003.558
27.004.7998.250.945
18.253.75523.252.966
15.757.06814.751.476
2.007.04310.001.382
8.756.54023.006.334
5.257.00015.250.887
11.254.8234.754.810
25.751.87418.001.238
14.255.6543.006.767
19.251.7459.503.745
25.008.15317.504.186
6.756.57117.005.991
23.007.5069.507.322
19.002.8575.504.871
10.758.01027.502.403
21.254.21426.004.500

a. What is the sample mean years to maturityfor corporate bonds and what is the sample standard deviation?

Mean？ (to 4 decimals)
Standard deviation？ (to 4 decimals)

b. Develop a 95% confidence interval for thepopulation mean years to maturity. Round the answer to four decimalplaces.

（ , ） years

c. What is the sample mean yield on corporatebonds and what is the sample standard deviation?

Mean？(to 4 decimals)
Standard deviation？(to 4 decimals)

d. Develop a 95% confidence interval for thepopulation mean yield on corporate bonds. Round the answer to fourdecimal places.

（ , ）percent

Answer & Explanation Solved by verified expert
4.0 Ratings (711 Votes)
Answer aMean and standard deviation for years to maturity for corporatebonds has been    See Answer
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