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

Author Question: Because the value of the ____________________ varies randomly from sample to sample, we can regard ... (Read 29 times)

student77

  • Hero Member
  • *****
  • Posts: 567
Because the value of the ___________________ _ varies randomly from sample to sample, we can regard it as a new random variable created by sampling.
 Fill in the blank(s) with correct word

Question 2

If the coefficient of correlation is -0.80, then the percentage of the variation in y that is explained by the variation in x is:
 a. 80
  b. 64
  c. 89
  d. None of these choices.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

underwood14

  • Sr. Member
  • ****
  • Posts: 346
Answer to Question 1

sample mean

Answer to Question 2

B




student77

  • Member
  • Posts: 567
Reply 2 on: Jun 24, 2018
Wow, this really help


lkanara2

  • Member
  • Posts: 329
Reply 3 on: Yesterday
Excellent

 

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Did you know?

Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

Did you know?

Asthma cases in Americans are about 75% higher today than they were in 1980.

Did you know?

Most strokes are caused when blood clots move to a blood vessel in the brain and block blood flow to that area. Thrombolytic therapy can be used to dissolve the clot quickly. If given within 3 hours of the first stroke symptoms, this therapy can help limit stroke damage and disability.

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

For a complete list of videos, visit our video library