Author Question: What is the standard deviation of the Y index fund? A) 5.17 B) 4.77 C) 2.17 D) ... (Read 84 times)

jrubin

  • Hero Member
  • *****
  • Posts: 552
What is the standard deviation of the Y index fund?
 
  A) 5.17
  B) 4.77
  C) 2.17
  D) 2.97

Question 2

A random sample of 100 people was selected from a population of customers at a local bank. The mean age of these customers was 40.
 
  If the population standard deviation is thought to be 5 years, the margin of error for a 95 percent confidence interval estimate is .98 year. Indicate whether the statement is true or false



scottmt

  • Sr. Member
  • ****
  • Posts: 322
Answer to Question 1

D

Answer to Question 2

TRUE



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

Did you know?

Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.

Did you know?

Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.

Did you know?

Signs and symptoms that may signify an eye tumor include general blurred vision, bulging eye(s), double vision, a sensation of a foreign body in the eye(s), iris defects, limited ability to move the eyelid(s), limited ability to move the eye(s), pain or discomfort in or around the eyes or eyelids, red or pink eyes, white or cloud spots on the eye(s), colored spots on the eyelid(s), swelling around the eyes, swollen eyelid(s), and general vision loss.

Did you know?

The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.

For a complete list of videos, visit our video library