A-LevelMathematicsProbability and statisticsMay/June 2023Paper 6 Q35 Marks
In a random sample of 100 students at Luciana's college, x students said that they liked exams. Luciana used this result to find an approximate 90% confidence interval for the proportion, p, of all students at her college who liked exams. Her confidence interval had width 0.15792.
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