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

Author Question: A multiple regression equation is computed for a sample of n = 20 sets of X1, X2, and Y scores. If ... (Read 89 times)

lbcchick

  • Hero Member
  • *****
  • Posts: 550
A multiple regression equation is computed for a sample of n = 20 sets of X1, X2, and Y scores. If the significance of the regression equation is evaluated using an F-ratio, then the ratio would have degrees of freedom equal to ____.
 
  A) df = 1, 18
  B) df = 1, 19
  C) df = 2, 17
  D) df = 2, 18

Question 2

A researcher administers a treatment to a sample of participants selected from a population with  = 80. If a hypothesis test is used to evaluate the effect of the treatment, which combination of factors is most likely to result in rejecting the null hypothesis?
 
  A) A sample mean near 80 with  = .05
  B) A sample mean near 80 with  = .01
  C) A sample mean much different than 80 with  = .05
  D) A sample mean much different than 80 with  = .01



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

AngeliqueG

  • Sr. Member
  • ****
  • Posts: 343
Answer to Question 1

C

Answer to Question 2

C




lbcchick

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


bitingbit

  • Member
  • Posts: 323
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

Did you know?

The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.

Did you know?

Famous people who died from poisoning or drug overdose include, Adolf Hitler, Socrates, Juan Ponce de Leon, Marilyn Monroe, Judy Garland, and John Belushi.

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

For a complete list of videos, visit our video library