4. A bank president claims that the median of debt-to-equity ratio of commercial loans provided is less than 1.5. A random sample of 15 commercial loans is selected with the following values for this ratio: 1.31 1.33 1.22 1.78 1.45 1.32 1.46 1.41 1.19 1.05 1.29 1.11 1.37 1.21 1.65 Use a Sign Test at the 0.05 level to test this claim. Do this by hand and not using Excel.

4. A bank president claims that the median of debt-to-equity ratio of commercial loans provided is less than 1.5. A random sample of 15 commercial loans is selected with the following values for this ratio: 1.31 1.33 1.22 1.78 1.45 1.32 1.46 1.41 1.19 1.05 1.29 1.11 1.37 1.21 1.65 Use a Sign Test at the 0.05 level to test this claim. Do this by hand and not using Excel.

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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Concept explainers

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

Question

4. A bank president claims that the median of debt-to-equity ratio of commercial loans
provided is less than 1.5. A random sample of 15 commercial loans is selected with the
following values for this ratio:
1.31
1.33
1.22
1.78
1.45
1.32
1.46
1.41
1.19
1.05
1.29
1.11
1.37
1.21
1.65
Use a Sign Test at the 0.05 level to test this claim. Do this by hand and not using Excel.
5. A labor economist believes the median income for the United States exceeds $45,000. A
random sample on n= 100 is taken and 74 observations on income exceed $45,000 while
26 are below $45,000. Use a Sign Test for large samples to test this hypothesis at the 0,05
level. Solve this by hand
ts)

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