« previous next »

Author Question: The expected value of the sum of two random variables X and Y is equal to the ____________________ ... (Read 64 times)

swpotter12

  • Hero Member
  • *****
  • Posts: 527
on: Jun 24, 2018
The expected value of the sum of two random variables X and Y is equal to the ___________________ _ of the expected value of X and the expected value of Y.
 Fill in the blank(s) with correct word

Question 2

The ___________________ _ of X and Y is a measure of the strength and direction of the linear relationship between X and Y. It is easy to put into perspective because it is always between -1 and 1.
 Fill in the blank(s) with correct word


asware1

  • Sr. Member
  • ****
  • Posts: 318
Reply #1 on: Jun 24, 2018
Answer to Question 1

sum

Answer to Question 2

correlation
coefficient of correlation


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

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.

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Did you know?

More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

Part A - Calculating the expected number of each phenotype Part A - Calculating the expected number of each phenotype
Independent and Dependent Variables Independent and Dependent Variables
Understanding Food Claims Not all label claims are created equal! Understanding Food Claims Not all label claims are created equal!
Calculate the physical variables Calculate the physical variables
Random distribution of dandelions Random distribution of dandelions
Random X inactivation in female placental mammals Random X inactivation in female placental mammals
Video: Negative Feedback Regulation of Blood Pressure

For a complete list of videos, visit our video library