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

Author Question: Which of the following statistical tests would one use to compare the means from two groups? a. ... (Read 55 times)

cnetterville

  • Hero Member
  • *****
  • Posts: 547
on: Jun 20, 2018
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
Reply #1 on: Jun 20, 2018
Answer to Question 1

b

Answer to Question 2

d


cnetterville

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

flexer1n1

  • Member
  • Posts: 373
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

Everyone has one nostril that is larger than the other.

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

GUIDELINES FOR ASSESSING MEMBERS OF VULNERABLE POPULATION GROUPS GUIDELINES FOR ASSESSING MEMBERS OF VULNERABLE POPULATION GROUPS
In the summer of 1793, a yellow fever epidemic struck Philadelphia, killing nearly 4,000. Tens of th In the summer of 1793, a yellow fever epidemic struck Philadelphia, killing nearly 4,000. Tens of th
Procedures and Diagnostic Tests Related to the Endocrine System Procedures and Diagnostic Tests Related to the Endocrine System
Procedures and Diagnostic Tests Related to the Male Reproductive System Procedures and Diagnostic Tests Related to the Male Reproductive System
Secondary Groups Secondary Groups
Temperature Means and Ranges Temperature Means and Ranges
Video: Monohybrid crosses

For a complete list of videos, visit our video library