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

Author Question: If X and Y are random variables, the sum of all the conditional probabilities of X given a specific ... (Read 64 times)

littleanan

  • Hero Member
  • *****
  • Posts: 575
on: Jun 24, 2018
If X and Y are random variables, the sum of all the conditional probabilities of X given a specific value of Y will always be:
 a. 0.0
  b. 1.0
  c. the average of the possible values of X.
  d. the average of the possible values of Y.

Question 2

A statistical measure of the strength of the relationship between two random variables X and Y is referred to as the:
 a. expected value
  b. variance
  c. covariance
  d. standard deviation


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

steff9894

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jun 24, 2018
Answer to Question 1

B

Answer to Question 2

C


littleanan

  • Member
  • Posts: 575
Reply 2 on: Jun 24, 2018
Gracias!

ghepp

  • Member
  • Posts: 361
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

Did you know?

Excessive alcohol use costs the country approximately $235 billion every year.

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?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Did you know?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

Accompanying Markers in Specific P1 Transductions Accompanying Markers in Specific P1 Transductions
Responses Produced by Activation of Specific Opioid Receptors Responses Produced by Activation of Specific Opioid Receptors
Specific Antidotes Specific Antidotes
Site-specific recombination, establishing lysogeny in bacteriophage l Site-specific recombination, establishing lysogeny in bacteriophage l
Discrete random variables- Probability Distribution Function Discrete random variables- Probability Distribution Function
A random sample of 87 airline pilots recruited by an airline service had an average yearly ... A random sample of 87 airline pilots recruited by an airline service had an average yearly ...
Video: Spinal Cord Injury Animation

For a complete list of videos, visit our video library