BRGHT
BRGHT
Answers
IQ test
Question 27
Which figure should replace the question mark?
a.
b.
c.
d.
e.
f.
Explanation
From top to bottom the number of lines decreases by 1 each time. If there are no more lines, there are 4 lines again in the next box.
The answer must contain 0 lines. Since only 1 possible answer meets this criterion, this must be the answer.
Question statistics
Overview
Question ID:
Nqoe7wgT
Main category:
Logical Reasoning
Sub category:
Abstract matrices
Difficulty Level:
None
What is item difficulty?
Nr of times answered:
749
Average IQ of people who answered this question:
129.05
Percentage of answers correct:
37.52%
Item Response Theory (IRT)
What is Item Response Theory?
Item difficulty:
None / 20
What is item difficulty?
Discrimination:
2.34
What is item discrimination?
Point of Maximum Information:
131.25
What is Point of Maximum Information?
Item Characteristic Curve (ICC)
This
Item Characteristic Curve
shows the probability that a person with a given IQ level will correctly answer this question. This graph is based on the answers and the IQ levels of 749 individual test takers who have answered this question.
Distractor Analysis
What is distractor analysis?
Average IQ of people who gave the correct answer:
133.62
Why does the average IQ of people who answer the questions differ per question?
Average IQ of people who gave an incorrect answer:
125.77
Percentage per answer
The graph illustrates the percentage of individual test takers, 749 in total, who selected each answer option for this question.
Average IQ per answer
The graph displays the average IQ of test takers who chose each answer option. In an effective question, the average IQ of test takers who selected the correct answer should be significantly higher than that of test takers who selected the other options, also known as
distractors
.
Time spent:
you used 25 seconds to answer this question