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

Author Question: Generally speaking, if two variables are unrelated, the covariance will be a number close to zero. ... (Read 63 times)

clmills979

  • Hero Member
  • *****
  • Posts: 551
Generally speaking, if two variables are unrelated, the covariance will be a number close to zero.
  Indicate whether the statement is true or false

Question 2

If the standard deviations of x and y are 12.5 and 10.8, respectively, and the covariance is 118.8, then the coefficient of correlation r is 0.88.
  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

parker125

  • Sr. Member
  • ****
  • Posts: 332
Answer to Question 1

T

Answer to Question 2

T




clmills979

  • Member
  • Posts: 551
Reply 2 on: Jun 24, 2018
Thanks for the timely response, appreciate it


miss.ashley

  • Member
  • Posts: 371
Reply 3 on: Yesterday
Excellent

 

Did you know?

Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

Did you know?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

Did you know?

Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

Did you know?

The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

Did you know?

Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.

For a complete list of videos, visit our video library