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

Author Question: Because the value of the ____________________ varies randomly from sample to sample, we can regard ... (Read 39 times)

student77

  • Hero Member
  • *****
  • Posts: 567
Because the value of the ___________________ _ varies randomly from sample to sample, we can regard it as a new random variable created by sampling.
 Fill in the blank(s) with correct word

Question 2

If the coefficient of correlation is -0.80, then the percentage of the variation in y that is explained by the variation in x is:
 a. 80
  b. 64
  c. 89
  d. None of these choices.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

underwood14

  • Sr. Member
  • ****
  • Posts: 346
Answer to Question 1

sample mean

Answer to Question 2

B




student77

  • Member
  • Posts: 567
Reply 2 on: Jun 24, 2018
YES! Correct, THANKS for helping me on my review


pangili4

  • Member
  • Posts: 346
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

Did you know?

Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

Did you know?

Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

For a complete list of videos, visit our video library