« previous next »

Author Question: If other factors are held constant, if the Pearson correlation between X and Y is r = 0.80, then the ... (Read 102 times)

bb

  • Hero Member
  • *****
  • Posts: 544
on: Jun 20, 2018
If other factors are held constant, if the Pearson correlation between X and Y is r = 0.80, then the regression equation will produce more accurate predictions than would be obtained if r = 0.60.
 
  Indicate whether the statement is true or false

Question 2

Which of the following is an accurate definition for the power of a statistical test?
 
  A) The probability of rejecting a true null hypothesis
  B) The probability of supporting true null hypothesis
  C) The probability of rejecting a false null hypothesis
  D) The probability of supporting a false null hypothesis


eliasc0401

  • Sr. Member
  • ****
  • Posts: 338
Reply #1 on: Jun 20, 2018
Answer to Question 1

True

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

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?

Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.

Did you know?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

The Speed of Light Is Constant The Speed of Light Is Constant
Intradermal drug administration: (a) cross section of skin showing depth of needle insertion Source: Intradermal drug administration: (a) cross section of skin showing depth of needle insertion Source:
Your nose runs like a leaky faucet and turns beet red from constant wiping Your nose runs like a leaky faucet and turns beet red from constant wiping
Other Endocrine Tissues and Organs, Eicosanoids, and Growth Factors Other Endocrine Tissues and Organs, Eicosanoids, and Growth Factors
Correlation Coefficient, r (Chart) Correlation Coefficient, r (Chart)
Which of the following unit factors is not related to a 0.100 M NaBr solution? A Which of the following unit factors is not related to a 0.100 M NaBr solution? A
Video: Phases of mitosis

For a complete list of videos, visit our video library