Numerical reasoning assessments are widely used to measure potential and offer recruiters more information about an applicant’s likely ability to perform effectively in a role. Pearson TalentLens has developed NDIT which has a contemporary theme, is scored using state of the art Item Response Theory and contains both multiple choice format items and a number of free response questions – which minimises guessing the correct answer.


  • Reduces hiring and time costs. 
  • Quickly sifts out unsuitable candidates.
  • Improves candidate quality at final stage of recruitment.
  • Determines candidates’ ability to interpret data under time pressure.
  • Free test platform access for orders of 30 units or more.

About NDIT

  • Online – unsupervised.
  • Ideal for graduate and managerial sifting.
  • Scored using Item Response Theory.
  • 21 items, timed (30 mins max).
  • Free response and multiple choice questions.
  • Questions of varying difficulty and format.
  • Reports available immediately via platform.
  • Can be linked to Applicant Tracking Systems.

NDIT measures candidates’ ability to:

  • Draw appropriate inferences from data.
  • Calculate values using basic arithmetic operators and work with decimals and fractions.
  • Understand information presented in tables, charts ad graphs.
  • Identify when additional data is required to draw particular assumptions.