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

Author Question: Which of the following statistical tests would one use to compare the means from two groups? a. ... (Read 8 times)

cnetterville

  • Hero Member
  • *****
  • Posts: 547
Which of the following statistical tests would one use to compare the means from two groups?
 
  a. Pearson r
  b. t test
  c. chi-square
  d. z score test

Question 2

Smaller sample sizes tend to __________ confidence intervals, whereas larger sample sizes tend to __________ confidence intervals.
 
  a. have no effect on; shrink
  b. widen; have no effect on
  c. shrink; widen
  d. widen; shrink



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Bsand8

  • Sr. Member
  • ****
  • Posts: 327
Answer to Question 1

b

Answer to Question 2

d




cnetterville

  • Member
  • Posts: 547
Reply 2 on: Jun 20, 2018
Wow, this really help


nathang24

  • Member
  • Posts: 314
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Did you know?

Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.

Did you know?

Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Did you know?

In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

For a complete list of videos, visit our video library