Calculating The Sign Test
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- To KNOW and UNDERSTAND what a sign test is in psychological research.
- To KNOW and UNDERSTAND how to conduct a sign test
- To ANALYSE the data collected in the happiness experiment in order to judge if the results are significant.
- To APPLY this knowledge to past exam questions.
- Draw the decision table for stats test from memory?
- Define a sign test going through the three key factors in deciding to choose it.
- Work through a model set of data on confidence in maths taking step by step notes on what to do and model answers on key questions.
- Apply the steps to calculate the value of S and n for your happiness experiment.
- Complete several past exam questions on calculating and choosing the sign test.
- Self assessment of these answers.
Sign Test: The sign test is an inferential statistical test of difference that allows a researcher to determine the significance of their investigation. It is used in studies that have used a repeated measures design, where the data collected is nominal.
- Step One: If participants improved add a + sign, if they declined add a – sign, if they stayed the same add a o sign.
- Step Two: Ignore all those who stayed the same
- Step Three: what the the leaf frequent sign? How many are there of that sign?
- Step One: How many participants did you have?
- Step Two: Delete those who stayed the same.
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Study Notes (TBC):
If you would like to download a set of study notes for this lesson, you can do so here. If you would like access to the original word file please tweet @psychopepper
TEXTBOOKS OR EXTRA READING:
I would suggest that you have a copy of one of the textbooks which will allow you to read around the subject matter, pre-read ahead of lessons or even take extra notes/practise questions afterwards. I would recommend the following (you do not need to replicate books, one of each type is plenty!)
- Complete Companion Series:
- Psychology for A Level: