Probability help
I can't for the life of me work out why I can't do this. Is it even possible with the information given? It's confidence intervals, need 95%. It's not actually a question from my course but i'm trying to help a friend. It feels like someone is missing.
Statement: 50% of applications are incorrect.
We know: Of 672 applications, 328 were incorrect.
Is the statement reasonable?
Statement: 50% of applications are incorrect.
We know: Of 672 applications, 328 were incorrect.
Is the statement reasonable?
Original post by Economi
I can't for the life of me work out why I can't do this. Is it even possible with the information given? It's confidence intervals, need 95%. It's not actually a question from my course but i'm trying to help a friend. It feels like someone is missing.
Statement: 50% of applications are incorrect.
We know: Of 672 applications, 328 were incorrect.
Is the statement reasonable?
Statement: 50% of applications are incorrect.
We know: Of 672 applications, 328 were incorrect.
Is the statement reasonable?
Binomial
p = 0.5
n = 672
Approximate to normal and do a hypothesis test
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