Mathematics, 22.04.2021 08:10 promiselee200
The principal of a school claims that 30 % of grade 3 pupils stay in the playground after their classes. A survey among 500 grade 3 pupils revealed that 150 of them stay in the playground after their classes. Use 99% confidence to conduct a test of proportions. No unrelated answers or links or you will be reported. Thanks​
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Mathematics, 21.06.2019 15:10
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Answers: 1
The principal of a school claims that 30 % of grade 3 pupils stay in the playground after their clas...
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