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

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 93 times)

tingc95

  • Hero Member
  • *****
  • Posts: 556
on: Jun 24, 2018
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
Reply #1 on: Jun 24, 2018
Answer to Question 1

b

Answer to Question 2

D


tingc95

  • Member
  • Posts: 556
Reply 2 on: Jun 24, 2018
Thanks for the timely response, appreciate it

Sarahjh

  • Member
  • Posts: 370
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Human kidneys will clean about 1 million gallons of blood in an average lifetime.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

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?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Deviation of Normal Posture Deviation of Normal Posture
Standard Model of Elementary Particles Standard Model of Elementary Particles
Three standard sizes of cuffs: a small cuff for a child or frail adult; a normal-sized adult cuff; ... Three standard sizes of cuffs: a small cuff for a child or frail adult; a normal-sized adult cuff; ...
How to fully analyze the standard and factored form of a quadratic equation (Question 2) How to fully analyze the standard and factored form of a quadratic equation (Question 2)
Ulnar and radial deviation of the wrist Ulnar and radial deviation of the wrist
A karyotype arranges the chromosomes in a standard format A karyotype arranges the chromosomes in a standard format
Video: Replication of DNA and Chromosomes/ How do cells replicate their DNA? (Animation) no Audio

For a complete list of videos, visit our video library