« previous next »

Author Question: A psychologist developed a new measure of stage fright. He gave the test to 30 students and divided ... (Read 49 times)

Zulu123

  • Hero Member
  • *****
  • Posts: 525
on: Jun 21, 2018
A psychologist developed a new measure of stage fright. He gave the test to 30 students and divided them into those scoring high and those scoring low. Next, he watched the students for signs of anxiety just before each was to give a talk in front of a class. What was the psychologist trying to establish by watching the students before their talk?
 
  A. Internal consistency
  B. Behavioral validation
  C. Discriminant validity
  D. Test retest reliability

Question 2

Jessica is conducting a study of the personality of eighth-graders with high achievement motivation. She discovers from statistical analysis that her test's items are measuring more than one concept. You might tell Jessica that she has a problem with
 
  A. internal consistency.
  B. reliability.
  C. statistical significance.
  D. predictive validity.


macybarnes

  • Sr. Member
  • ****
  • Posts: 312
Reply #1 on: Jun 21, 2018
Answer to Question 1

B

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

Did you know?

About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

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?

The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

Blocked at every turn by congressional Republicans who hated him, President Obama turned to techniqu Blocked at every turn by congressional Republicans who hated him, President Obama turned to techniqu
In 1839 Mary Cragin, at the age of twenty-nine, became a convert to John Humphrey Noyes’s “communism In 1839 Mary Cragin, at the age of twenty-nine, became a convert to John Humphrey Noyes’s “communism
The digital image of a fetus shows a well-developed head and a comparatively smaller body. At 7 ... The digital image of a fetus shows a well-developed head and a comparatively smaller body. At 7 ...
Assisting with a Pelvic Examination and Pap Test Assisting with a Pelvic Examination and Pap Test
This mini clamp-on DMM is being used to measure the amount of battery electrical drain that is ... This mini clamp-on DMM is being used to measure the amount of battery electrical drain that is ...
Polygraph Test Polygraph Test
Video: Egg and Sperm Formations in Animals Animation

For a complete list of videos, visit our video library