Get premium membership and access questions with answers, video lessons as well as revision papers.
1.Item difficulty index
This refers to the proportion of students who got an item right. It is determined by dividing the number of learners who got the item right by the total number of learners who attempted the item.
Qs If in a test of 100 learners, 20 learners get an item correct, find item difficulty index?
Index of difficulty (P) = No of learners who got item right
Total no of learners who attempted the item
= 20 =0.2
100
2.Item discrimination index (D)
This is the measure of the extent to which a test discriminates or differentiates between the superior and inferior students.
D= RU-RL
½ N
RU= Right score in upper group, RL= Right score in lower group, N= Total no of students
Moraa orina answered the question on April 13, 2018 at 17:39
- Give two examples of fallacies(Solved)
Give two examples of fallacies.
Date posted: April 11, 2018. Answers (1)
- Define middle adulthood in at least five different ways.(Solved)
Define middle adulthood in at least five different ways.
Date posted: April 4, 2018. Answers (1)
- State the characteristics of an organization(Solved)
State the characteristics of an organization
Date posted: April 3, 2018. Answers (1)
- What are the qualities of an effective title in proposal writing?(Solved)
What are the qualities of an effective title in proposal writing?
Date posted: April 2, 2018. Answers (1)
- What are the qualities of an effective research topic?(Solved)
What are the qualities of an effective research topic?
Date posted: April 2, 2018. Answers (1)
- What are the qualities of a good research proposal?(Solved)
What are the qualities of a good research proposal?
Date posted: April 2, 2018. Answers (1)
- Identify the purpose of the research proposal(Solved)
Identify the purpose of the research proposal.
Date posted: April 2, 2018. Answers (1)
- What are the components of a concept paper?(Solved)
What are the components of a concept paper?
Date posted: April 2, 2018. Answers (1)
- Differentiate between knowledge and wisdom(Solved)
Differentiate between knowledge and wisdom.
Date posted: April 2, 2018. Answers (1)
- What are the aims of critical thinking as a unit in university?(Solved)
What are the aims of critical thinking as a unit in university?
Date posted: April 2, 2018. Answers (1)
- Explain why critical thinking is important(Solved)
Explain why critical thinking is important.
Date posted: April 2, 2018. Answers (1)
- Identify and explain any challenges facing comparative education(Solved)
Identify and explain any challenges facing comparative education.
Date posted: March 27, 2018. Answers (1)
- What is the essence of philosophy to Kenya?(Solved)
What is the essence of philosophy to Kenya?
Date posted: March 23, 2018. Answers (1)
- Explain the importance of studying morality(Solved)
Explain the importance of studying morality.
Date posted: March 5, 2018. Answers (1)
- Discuss the components of curriculum development according to Oluoch(Solved)
Discuss the components of curriculum development according to Oluoch
Date posted: February 20, 2018. Answers (1)
- Give the major characteristics of colonial labour laws(Solved)
Give the major characteristics of colonial labour laws.
Date posted: February 1, 2018. Answers (1)
- What is the importance of creativity in education?(Solved)
What is the importance of creativity in education?
Date posted: January 29, 2018. Answers (1)
- Discuss the implications of epistemology to education(Solved)
Discuss the implications of epistemology to education.
Date posted: January 20, 2018. Answers (1)
- Distinguish between sensible and intellective knowledge in philosophy and society
(Solved)
Distinguish between sensible and intellective knowledge in philosophy and society
Date posted: January 15, 2018. Answers (1)
- Identity the contributions of Marcus Garvey to the rise of Pan-Africanism(Solved)
Identity the contributions of Marcus Garvey to the rise of Pan-Africanism.
Date posted: January 7, 2018. Answers (1)