« previous next »

Author Question: The t test for the mean difference between two related populations assumes that the: A) ... (Read 97 times)

KimWrice

  • Hero Member
  • *****
  • Posts: 579
on: Jun 24, 2018
The t test for the mean difference between two related populations assumes that the:
 
  A) population distribution of differences are approximately normal.
  B) population sizes are equal.
  C) sample variances are equal.
  D) sample sizes are small.

Question 2

Find the upper confidence limit of the 90 confidence interval.
 
  A) 13.81
  B) 18.24
  C) 21.59
  D) 25.89


tdewitt

  • Sr. Member
  • ****
  • Posts: 318
Reply #1 on: Jun 24, 2018
Answer to Question 1

A

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Did you know?

The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Iliopsoas Muscle Test Iliopsoas Muscle Test
Obturator Muscle Test Obturator Muscle Test
In older adults, higher education is related to higher levels of ego development. In older adults, higher education is related to higher levels of ego development.
Sit-and-Reach Test for Overall Flexibility. Sit-and-Reach Test for Overall Flexibility.
Blood pressure test Blood pressure test
An Event-Related Potential An Event-Related Potential
Video: The life cycle of protein

For a complete list of videos, visit our video library