Author Question: The effects of sample size can be corrected for by taking the SSXY value for variables X and Y and ... (Read 37 times)

Evvie72

  • Hero Member
  • *****
  • Posts: 519
The effects of sample size can be corrected for by taking the SSXY value for variables X and Y and _______________ to calculate the covariance..
 a. subtracting the mean of the variable
  b. dividing it by the degrees of freedom of the sample
  c. dividing it by the standard deviations of X and Y
  d. using a chi-square test

Question 2

In hypothesis testing, the symbol typically used to specify the significance level of the test is .
 
 Indicate whether the statement is true or false



angrybirds13579

  • Sr. Member
  • ****
  • Posts: 344
Answer to Question 1

B
SSXY = ; it is divided by the degrees of freedom to calculate the covariance.

Answer to Question 2

F
It is .



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

When taking monoamine oxidase inhibitors, people should avoid a variety of foods, which include alcoholic beverages, bean curd, broad (fava) bean pods, cheese, fish, ginseng, protein extracts, meat, sauerkraut, shrimp paste, soups, and yeast.

Did you know?

In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

Did you know?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

Did you know?

Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

Did you know?

More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.

For a complete list of videos, visit our video library