Author Question: What is the covariance between x and y? A) 4.83 B) 7.11 C) 50.50 D) ... (Read 45 times)

penza

  • Hero Member
  • *****
  • Posts: 1,022
What is the covariance between x and y?
 
  A) 4.83
  B) 7.11
  C) 50.50
  D) 58.92

Question 2

Find the probability neither of the next two disks inspected will contain any missing pulse.
 
  What will be an ideal response?



Jane

  • Sr. Member
  • ****
  • Posts: 309
Answer to Question 1

C

Answer to Question 2

We can assume the disks are independent.
P(X = 0 on first disk and X = 0 on second disk) = P(X = 0 ).P(X = 0 ) = (0.905 )2 = 0.819



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

More than 4.4billion prescriptions were dispensed within the United States in 2016.

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

For a complete list of videos, visit our video library