THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 32

Essay

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
From the top 1000 companies in valuation,a comparison of the mean dividend yield of the top and bottom ten electric utility companies is desired.Let 1 = top ten,and 2 = bottom ten,electric utility companies respectively.The data shown below are for two independent samples,which are drawn at random from populations that are normally distributed.

-Using results of Excel or Minitab to conduct a two-sample t-test for data in the table above,test
H₀ : μ₁ - μ₂ = 0 vs.H₁ : μ₁ - μ₂ ≠ 0 at the 5% significance level.What is your conclusion?

---

Definitions:

Whole Number

A numerical value without fractions or decimals, often used to count discrete objects.

Fraction

A mathematical expression representing the division of one integer by another, typically used to denote a part of a whole.

Fraction

A mathematical expression representing the division of one integer by another.

Equals

Signifies mathematical equality; used to denote that two values are the same.