Answers IQ test

Question 29

-29/13 + ? * 24/19 = -408/247
Which number should replace the question mark?

Explanation

2022-07-28T09:40:47.431774 image/svg+xml Matplotlib v3.5.2, https://matplotlib.org/

Question statistics

Overview
Question ID: HkoZPtau
Main category: Numerical Reasoning
Sub category: Basic arithmetic
Difficulty Level: NoneWhat is item difficulty?
Nr of times answered: 10
Percentage of answers correct: 30.00%
Item Response Theory (IRT)What is Item Response Theory?
Item difficulty: None / 20What is item difficulty?
Discrimination: 3175.95 What is item discrimination?
Point of Maximum Information: 626.77 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 10 individual test takers who have answered this question.
Response Time AnalysisWhat is response time analysis?
Optimal time to spend on question: 8 seconds What is the optimal response time?
Optimal time to spend on question
The graph illustrates the last 250 correct and incorrect answers to this question, as well as the time it took for test takers to arrive at the answer. Using this data, an average optimal time for answering the question is calculated. However, it should be noted that the optimal time may vary for individual test takers.

Time spent: you used 116 seconds to answer this question