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Multiple Choice Probability Calculator  

If you have carried out an assessment where someone makes a response by choosing from a set of possible responses (e.g. by pointing at a picture), you can use this to work out how likely they could have scored what they got on the test by chance. More information.

Support Commtap to keep it online

Thank you for visiting Commtap.

Please read this message as it is extremely important.

  1. Visitor donations mean we can continue to host over 1,000 free activities to support speech, language, and communication development.
  2. Visitor donations mean we can continue to provide free resources to address a wide range of communication needs, including limited speech or language, interaction challenges, and needs associated with conditions such as developmental language disorder, autism, and cerebral palsy.
  3. Visitor donations mean we can continue to provide resources to support the work of speech and language therapists, teachers, teaching assistants, parents, and carers.
  4. Visitor donations mean we can continue to provide the free key word sign dictionary (bks.org.uk) which has over 2,000 Makaton and Signalong signs.

Be one of the small number of visitors to Commtap who help to keep the site running with their donations.

We know that not everyone is able to afford to pay to access these resources, however, if you can, please make a donation to keep the site going.

Thank you

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