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

Author Question: If two variables are spuriously correlated, it means that the correlation coefficient between them ... (Read 149 times)

gbarreiro

  • Hero Member
  • *****
  • Posts: 566
If two variables are spuriously correlated, it means that the correlation coefficient between them is near zero.
 
  Indicate whether the statement is true or false

Question 2

A study was recently conducted in which people were asked to indicate which news medium was their preferred choice for national news. The following data were observed:
 
  radio television newspaper
  under 21 30 50 5
  21-40 20 25 30
  41 and over 30 30 50
 
  Given this data, if we wish to test whether the preferred news source is independent of age with an alpha equal to .05, the critical value will be a chi-square value with 9 degrees of freedom.
   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

KKcool

  • Sr. Member
  • ****
  • Posts: 340
Answer to Question 1

FALSE

Answer to Question 2

FALSE





 

Did you know?

About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

Did you know?

Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

For a complete list of videos, visit our video library