The goal of portfolio models is to create a portfolio that ...

[Sportsfan2111]

The goal of portfolio models is to create a portfolio that provides the best balance between risk and return.
  Indicate whether the statement is true or false

Question 2

The board of directors of a corporation has agreed to allow the human resources manager to move to the next step in planning day care service for employees' children if the manager can prove that at least 25 of the employees have interest in using the service. The HR manager polls 300 employees and 90 say they would seriously consider utilizing the service. At the  = .10 level of significance, is there enough interest in the service to move to the next planning step?

[owenfalvey]

Answer to Question 1

T

Answer to Question 2

p-value = .0228 < .10, so reject H0: p = .25
z-score = 2.00 > 1.28, so reject H0: p = .25
yes, there is enough interest to move to the next step

[Sportsfan2111]

Excellent

[phuda]

Gracias!