« previous next »

Author Question: The overall goal of portfolio models is to create a portfolio that provides the best balance between ... (Read 122 times)

jessicacav

  • Hero Member
  • *****
  • Posts: 558
on: Jun 24, 2018
The overall goal of portfolio models is to create a portfolio that provides the best balance between
 a. short-term and long-term investments.
  b. gains and losses.
  c. risk and return.
  d. liquidity and stability.

Question 2

A soft drink filling machine, when in perfect adjustment, fills bottles with 12 ounces of soft drink. A random sample of 25 bottles is selected, and the contents are measured. The sample yielded a mean content of 11.88 ounces, with a standard deviation of 0.24 ounce. With a .05 level of significance, test to see if the machine is in perfect adjustment. Assume the distribution of the population is normal.


asdfghjkl;

  • Sr. Member
  • ****
  • Posts: 323
Reply #1 on: Jun 24, 2018
Answer to Question 1

C

Answer to Question 2

H0:  = 12
Ha:   12 t = 2.5; therefore, reject H0 . There is sufficient evidence at  = .05 to conclude that the machine is NOT in perfect adjustment.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

Did you know?

Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

Did you know?

The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

Extended Objects Create a Focal Plane Extended Objects Create a Focal Plane
Maintaining Physiological Balance Maintaining Physiological Balance
Daily Water Balance in the Body Daily Water Balance in the Body
Material Balance on the process pipe and the separator Material Balance on the process pipe and the separator
Acid–Base Balance Acid–Base Balance
A portfolio earned -13%, 18%, 5%, 24%, and -5% in five successive years. What was the ... A portfolio earned -13%, 18%, 5%, 24%, and -5% in five successive years. What was the ...
Video: Homeostasis (range of body conditions, normal limits, mild stresses & severe stresses)

For a complete list of videos, visit our video library