This topic contains a solution. Click here to go to the answer

Author Question: If x is normally distributed with mean 12 and standard deviation 2, then P(x 9) is a. P(z 9/10). ... (Read 67 times)

tingc95

  • Hero Member
  • *****
  • Posts: 556
If x is normally distributed with mean 12 and standard deviation 2, then P(x  9) is
 a. P(z  9/10).
  b. P(z  3/2)
  c. P(z  2/3)
  d. P(z  3/4)

Question 2

If the coefficient of correlation is 0.90, then the coefficient of determination
 a. is also 0.9
  b. is either 0.81 or -0.81
  c. can be either negative or positive
  d. must be 0.81



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jaymee143

  • Sr. Member
  • ****
  • Posts: 341
Answer to Question 1

b

Answer to Question 2

D




tingc95

  • Member
  • Posts: 556
Reply 2 on: Jun 24, 2018
:D TYSM


lindahyatt42

  • Member
  • Posts: 322
Reply 3 on: Yesterday
Gracias!

 

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Did you know?

Thyroid conditions may make getting pregnant impossible.

Did you know?

The familiar sounds of your heart are made by the heart's valves as they open and close.

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

For a complete list of videos, visit our video library