This topic contains a solution. Click here to go to the answer

Author Question: Random samples of size 81 are taken from an infinite population whose mean and standard deviation ... (Read 215 times)

itsmyluck

  • Hero Member
  • *****
  • Posts: 546
Random samples of size 81 are taken from an infinite population whose mean and standard deviation are 45 and 9, respectively. The mean and standard error of the sampling distribution of the sample mean are:
 a. 45 and 9 c. 45 and 9/81
  b. 45/81 and 9/81 d. 45/81 and 9/81

Question 2

The coefficient of determination is equal to the coefficient of correlation squared.
  Indicate whether the statement is true or false



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

dyrone

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

C

Answer to Question 2

T




itsmyluck

  • Member
  • Posts: 546
Reply 2 on: Jun 24, 2018
Gracias!


steff9894

  • Member
  • Posts: 337
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

Did you know?

Green tea is able to stop the scent of garlic or onion from causing bad breath.

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

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.

For a complete list of videos, visit our video library