OCR GCSE (9-1) Mathematics Check In 02 Foundation

The sample percentage of 40 is a piece of real empirical data. You know you got that. What you don’t know, but you wish you did, is the population percentage. Percentages of 26 to 54 are compatible with the 40, as indicated by the 95% confidence you have that the interval from 26 to 54 “captures” the population percentage. ................
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