THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 28

Essay

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
In a study of foreign holdings in Egyptian banks,the following sample regression results were obtained,based on 14 annual observations:
= -3.25 +
-
+
,and R² = 0.92,
Where the numbers in parentheses under the coefficient estimates are the estimated coefficient standard errors,and
y = Year-end share of assets in Egyptian bank subsidiaries held by foreigners,as a percentage of total assets
x₁ = Annual change,in billions of Egyptian pounds,in foreign direct investment in Egypt
x₂ = Bank price-earnings ratio
x₃ = Index of the exchange value of the Egyptian pounds
-Test the null hypothesis that β₃ is zero,against the alternative that it is positive at the 5% significance level,and interpret your result.

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Definitions:

Acute Lower Respiratory Infection

An infection that affects the airways and lung tissues, causing symptoms such as coughing, difficulty breathing, and fever.

Unilateral Emphysema

A condition where one lung is affected by emphysema, a form of chronic lung disease causing breathlessness due to over-inflated alveoli.

Bronchiolectasis

A condition involving the permanent enlargement and damage of the bronchioles, the small airways in the lungs, often leading to infection and respiratory problems.

Environmental Tobacco Smoke

Smoke from burning tobacco products and smoke exhaled by smokers, also known as secondhand smoke.