Question
If an agency has a mean rating of 3.7 ( based on 39 ratings), and they know both the regional mean and the standard deviation,
If an agency has a mean rating of 3.7 ( based on 39 ratings), and they know both the regional mean and the standard deviation, which test would be most appropriate to see if they are similar to others in the region?
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Cambridge IGCSE And O Level Additional Mathematics
Authors: Val Hanrahan, Jeanette Powell
1st Edition
1510421645, 978-1510421646
