This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: If the standard deviation of X is 15, the covariance of X and Y is 94.5, and the correlation is ... (Read 50 times)

saliriagwu

  • Hero Member
  • *****
  • Posts: 537
on: Jun 24, 2018
If the standard deviation of X is 15, the covariance of X and Y is 94.5, and the correlation is 0.90, then the variance of Y is 7.0.
 a. True
  b. False
   Indicate whether the statement is true or false

Question 2

The test statistic of the single-factor ANOVA equals:
 a. sum of squares for treatments / sum of squares for error.
  b. sum of squares for error / sum of squares for treatments.
  c. mean square for treatments / mean square for error.
  d. mean square for error / mean square for treatments.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

firehawk60

  • Sr. Member
  • ****
  • Posts: 315
Reply #1 on: Jun 24, 2018
Answer to Question 1

FALSE

Answer to Question 2

C


saliriagwu

  • Member
  • Posts: 537
Reply 2 on: Jun 24, 2018
Thanks for the timely response, appreciate it

atrochim

  • Member
  • Posts: 331
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.

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?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

The standard protocol of a metagenomics experiment. The standard protocol of a metagenomics experiment.
Summary of Standard Precautions Summary of Standard Precautions
Scatterplots of Variables Having Several Different Levels of Correlation Scatterplots of Variables Having Several Different Levels of Correlation
standard reduction potential (Eo), the greater the tendency of the oxidized form of a redox couple standard reduction potential (Eo), the greater the tendency of the oxidized form of a redox couple
Ulnar and radial deviation of the wrist Ulnar and radial deviation of the wrist
Table - Correlation Analysis Table - Correlation Analysis
Video: Heart Chambers

For a complete list of videos, visit our video library