Author Question: What is the covariance between x and y? A) 4.83 B) 7.11 C) 50.50 D) ... (Read 29 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?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

Did you know?

Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Did you know?

For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.

Did you know?

Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.

For a complete list of videos, visit our video library