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

Author Question: In the related measures t test, the degrees of freedom equals _____. a. N - 2 c. n1 + n2 b. N - ... (Read 40 times)

CORALGRILL2014

  • Hero Member
  • *****
  • Posts: 525
on: Jun 19, 2018
In the related measures t test, the degrees of freedom equals _____.
 
  a. N - 2 c. n1 + n2
  b. N - 1 d. n1 + n2 - 2

Question 2

In the related measures t test, N is always equal to the number of _____.
 
  a. participants c. difference scores
  b. groups d. treatments


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jointhecircus

  • Sr. Member
  • ****
  • Posts: 343
Reply #1 on: Jun 19, 2018
Answer to Question 1

B
Degrees of freedom equals N - 1 in the related measures t test. The calculations are carried out on a single set of scores, each of which represents a difference between a pretest and posttest score.

Answer to Question 2

C
N refers to the number of difference scores. If the same people participate in both conditions, N equals the number of participants, but if there are matched participants, N doesn't equal the number of participants.


CORALGRILL2014

  • Member
  • Posts: 525
Reply 2 on: Jun 19, 2018
Thanks for the timely response, appreciate it

pratush dev

  • Member
  • Posts: 321
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

Did you know?

When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

Did you know?

Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.

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.

Audiometry. The child in this photograph is undergoing a hearing test with an audiologist. Audiometry. The child in this photograph is undergoing a hearing test with an audiologist.
Earthquakes—Another Test For Plate Tectonics Earthquakes—Another Test For Plate Tectonics
Evaluation measures to determine the success of goals Evaluation measures to determine the success of goals
Commons Abbreviations for Weights and Measures Commons Abbreviations for Weights and Measures
Assisting with a Pelvic Examination and Pap Test Assisting with a Pelvic Examination and Pap Test
Concepts related to the pathogenesis of myocardial infarction in an individual with diabetes. Concepts related to the pathogenesis of myocardial infarction in an individual with diabetes.
Video: DNA fingerprinting Animation

For a complete list of videos, visit our video library