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

Author Question: Professor Plum created class intervals from the test scores for his class. He made a line graph ... (Read 352 times)

ss2343

  • Hero Member
  • *****
  • Posts: 548
on: Jun 19, 2018
Professor Plum created class intervals from the test scores for his class. He made a line graph using these intervals on the X-axis and the proportion of students who answered a particular question correctly on the Y-axis. The result is
 
  a. a discrimination index.
  b. a correlation index.
  c. an item characteristic curve.
  d. a histogram.

Question 2

The first attempt to apply factor analytic techniques to test construction were made by
 
  a. Sam Beck.
 b. R.B. Cattell.
 c. Henry Murray.
  d. J.R. Guilford.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Missbam101

  • Sr. Member
  • ****
  • Posts: 341
Reply #1 on: Jun 19, 2018
Answer to Question 1

c

Answer to Question 2

d


ss2343

  • Member
  • Posts: 548
Reply 2 on: Jun 19, 2018
Excellent

ashely1112

  • Member
  • Posts: 347
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

Did you know?

The effects of organophosphate poisoning are referred to by using the abbreviations “SLUD” or “SLUDGE,” It stands for: salivation, lacrimation, urination, defecation, GI upset, and emesis.

Did you know?

Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.

Did you know?

Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.

Knee Reflex Test Knee Reflex Test
Stronger threads are created by cold rolling a heat-treated bolt blank instead of cutting the ... Stronger threads are created by cold rolling a heat-treated bolt blank instead of cutting the ...
Badly burned exhaust valve. A compression test could have detected a problem, and a cylinder ... Badly burned exhaust valve. A compression test could have detected a problem, and a cylinder ...
The experimental design and results of Lester and Gorzalka (1988). On the third test, the female ... The experimental design and results of Lester and Gorzalka (1988). On the third test, the female ...
Medical Valves Made For Cheap Medical Valves Made For Cheap
Outgroup role in relative rate test Outgroup role in relative rate test
Video: Transcription—A molecular view

For a complete list of videos, visit our video library