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

Author Question: If the Pearson correlation between X and Y is r = 0.60, then the regression equation predicts 36 of ... (Read 74 times)

karateprodigy

  • Hero Member
  • *****
  • Posts: 550
on: Jun 20, 2018
If the Pearson correlation between X and Y is r = 0.60, then the regression equation predicts 36 of the variance in the Y scores.
 
  Indicate whether the statement is true or false

Question 2

Which of the following will increase the power of a statistical test?
 
  A) Change  from .05 to .01
  B) Change from a one-tailed test to a two-tailed test
  C) Change the sample size from n = 25 to n = 100
  D) None of the other three options will increase the power.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

TDubDCFL

  • Sr. Member
  • ****
  • Posts: 357
Reply #1 on: Jun 20, 2018
Answer to Question 1

True

Answer to Question 2

C


karateprodigy

  • Member
  • Posts: 550
Reply 2 on: Jun 20, 2018
YES! Correct, THANKS for helping me on my review

amit

  • Member
  • Posts: 364
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

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?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Did you know?

According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.

Did you know?

In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.

Did you know?

Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.

Common ancestry predicts where we should find vestigial limbs Common ancestry predicts where we should find vestigial limbs
How to solve any rational equation by factoring (Part 1) How to solve any rational equation by factoring (Part 1)
Determining the equation of a triangle median Determining the equation of a triangle median
An 8th grade class develops a linear model that predicts the number of cheerios (a small round ... An 8th grade class develops a linear model that predicts the number of cheerios (a small round ...
Illustrated correlation between the Mendelian postulates of unit factors Illustrated correlation between the Mendelian postulates of unit factors
Find an equation of the tangent line to the graph of f(x) = sqrt(x) / (x+1) at the point x=1 Find an equation of the tangent line to the graph of f(x) = sqrt(x) / (x+1) at the point x=1
Video: Insulin (glucose uptake by body cells), glycogenesis and lipogenesis

For a complete list of videos, visit our video library