Author Question: In using the t-test to compare the difference between the means of two groups, the formula for ... (Read 40 times)

saliriagwu

  • Hero Member
  • *****
  • Posts: 537
In using the t-test to compare the difference between the means of two groups, the formula for determining the degrees of freedom is ___________________ _.
 Fill in the blank(s) with correct word

Question 2

Joseph is having trouble writing a good positioning statement for the accounting software his company sells. What could be causing Joseph's problem?
 a. His software is too expensive.
  b. His software is like his competitors' software.
  c. His software can be sold online and in computer stores.
  d. His software is unique.



katieost

  • Sr. Member
  • ****
  • Posts: 358
Answer to Question 1

n1 + n2 - 2

Answer to Question 2

b



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

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?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

Did you know?

Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

Did you know?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

For a complete list of videos, visit our video library