## Question 13

What is the next number in this sequence?

### Explanation

You can find the second number in the sequence by applying the following transformation to the first number: /3 You find the third number in the sequence by applying the following transformation to the second number: /5 You can see that this is not the same number. Every step the number in the transformation changes with +2

### Question statistics

Overview
Question ID: Yr7F6imG
Main category: Numerical Reasoning
Sub category: Number sequences
Difficulty Level: 12What is item difficulty?
Nr of times answered: 3040
Average IQ of people who answered this question: 109.75
Percentage of answers correct: 58.22%
Item Response Theory (IRT)What is Item Response Theory?
Item difficulty: 12 / 20What is item difficulty?
Discrimination: 1.53 What is item discrimination?
Point of Maximum Information: 106.03 What is Point of Maximum Information?
##### Item Characteristic Curve (ICC)
Distractor AnalysisWhat is distractor analysis?
Average IQ of people who gave the correct answer: 112.42
Average IQ of people who gave an incorrect answer: 105.75
Response Time Analysis
Optimal time to spend on question: 42 seconds What is the optimal response time?
##### Optimal time to spend on question

Time spent: you used 118 seconds to answer this question