serhatcabuk
New member
- Joined
- Dec 17, 2022
- Messages
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hi guys i have a simple question if you can help me i would be very happy 
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Question: 67% out of 150 pupils from school A passed an exam; 62% of 120 pupils at school B passed. Estimate the 90% confidence interval for the true difference between the proportions passing the exam.
)Question: 67% out of 150 pupils from school A passed an exam; 62% of 120 pupils at school B passed. Estimate the 90% confidence interval for the true difference between the proportions passing the exam.
