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 43 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
Wow, this really help

softEldritch

  • Member
  • Posts: 334
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Did you know?

If all the neurons in the human body were lined up, they would stretch more than 600 miles.

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

Lambda phage inserts by a crossover at a specific site Lambda phage inserts by a crossover at a specific site
Type II Tissue Specific Reactions Type II Tissue Specific Reactions
Heritability (h2) of Addiction to Specific Addictive Agents Heritability (h2) of Addiction to Specific Addictive Agents
The integumentary and nervous systems work together to recognize specific sensations, such as heat ... The integumentary and nervous systems work together to recognize specific sensations, such as heat ...
Site-specific recombination, establishing lysogeny in bacteriophage l Site-specific recombination, establishing lysogeny in bacteriophage l
Assume z is a standard normal random variable. What is the value of z if the area to the right ... Assume z is a standard normal random variable. What is the value of z if the area to the right ...
Video: Bacteriophage (Virus) - Mice Experiment

For a complete list of videos, visit our video library