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

Author Question: If an independent-groups t test is equal to zero, then: a. the two sample means differ ... (Read 103 times)

saraeharris

  • Hero Member
  • *****
  • Posts: 546
on: Jun 20, 2018
If an independent-groups t test is equal to zero, then:
 
  a. the two sample means differ significantly.
  b. the two sample means do not differ significantly.
  c. there is something wrong with the calculation.
  d. the two population means differ significantly.

Question 2

In the formula for an independent-groups t test, the denominator in the equation represents:
 
  a. the standard error of the mean.
  b. the estimated standard error of the mean.
  c. the standard deviation.
  d. the standard error of the difference between means.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

xthemafja

  • Sr. Member
  • ****
  • Posts: 348
Reply #1 on: Jun 20, 2018
Answer to Question 1

b

Answer to Question 2

d


saraeharris

  • Hero Member
  • *****
  • Posts: 546
Reply #2 on: Jun 20, 2018
Thank you!


xthemafja

  • Sr. Member
  • ****
  • Posts: 348
Reply #3 on: Jun 20, 2018
Happy to help


« previous next »
 

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?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Did you know?

According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.

Did you know?

The longest a person has survived after a heart transplant is 24 years.

Did you know?

The average human gut is home to perhaps 500 to 1,000 different species of bacteria.

Independent assortment of chromosomes at meiosis explains Mendel’s ratio Independent assortment of chromosomes at meiosis explains Mendel’s ratio
Independent assortment produces 50 percent recombinants Independent assortment produces 50 percent recombinants
Simmon's Citrate Test Simmon's Citrate Test
Sample root cause analysis: Duplicate dose of a narcotic analgesic. Sample root cause analysis: Duplicate dose of a narcotic analgesic.
Two items from the incomplete-pictures test. H.M.’s memory for the 20 items on the test was ... Two items from the incomplete-pictures test. H.M.’s memory for the 20 items on the test was ...
Outgroup role in relative rate test Outgroup role in relative rate test
Video: The pH scale - Strong acids and Weak acids

For a complete list of videos, visit our video library