1. If data are distributed normally with mean 100 and standard deviation 20 , between what two...

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1. If data are distributed normally with mean 100 and standard deviation 20 , between what two values will $68 \%$ of the data fall?

2. If data are distributed normally with mean 0 and standard deviation 15 , between what two values will $95 \%$ of the data fall?

3. If data are distributed normally with mean 14 and standard deviation 2 , between what two values will $99.7 \%$ of the data fall?

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Contemporary Mathematics

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1. If data are distributed normally with mean 100 and standard deviation 20 , between what two...

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Contemporary Mathematics

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