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

Author Question: In evaluating the results of experimental research, secondary variance is considered to be a. ... (Read 50 times)

audie

  • Hero Member
  • *****
  • Posts: 532
In evaluating the results of experimental research, secondary variance is
  considered to be
 
  a. an essential component of the design
  b. a result of the action of the independent variable
  c. the result of the influence of any uncontrolled, or confounding, variables
  d. the error term in the F ratio

Question 2

The standard deviation of the population of men's collar sizes is 1.02
  inches. A random sample of 12 men was selected and yielded a mean collar size
  of 15.50 inches.
 
  a. Calculate the standard error of the mean.
  b. Use the z test to establish whether this sample could represent the
   population of men's collar sizes which is known to have a mean of 15 inches.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ndhahbi

  • Sr. Member
  • ****
  • Posts: 390
Answer to Question 1

c

Answer to Question 2

a SEm = .29




audie

  • Member
  • Posts: 532
Reply 2 on: Jun 20, 2018
Wow, this really help


sultansheikh

  • Member
  • Posts: 335
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

Did you know?

To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.

Did you know?

More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.

Did you know?

More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

Did you know?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

For a complete list of videos, visit our video library