b:head_first_statistics:using_the_normal_distribution
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| b:head_first_statistics:using_the_normal_distribution [2025/10/08 12:09] – [When to approximate the binomial distribution with the normal] hkimscil | b:head_first_statistics:using_the_normal_distribution [2025/10/08 12:11] (current) – [Pool Puzzle] hkimscil | ||
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| 이 값은 위의 0.387에 근사하다. | 이 값은 위의 0.387에 근사하다. | ||
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| * In particular circumstances you can **use the normal distribution to approximate the binomial**. If X ~ B(n, p) and np > 5 and nq > 5 then you can approximate X using X ~ N(np, npq) | * In particular circumstances you can **use the normal distribution to approximate the binomial**. If X ~ B(n, p) and np > 5 and nq > 5 then you can approximate X using X ~ N(np, npq) | ||
| * If you’re approximating the binomial distribution with the normal distribution, | * If you’re approximating the binomial distribution with the normal distribution, | ||
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| Q:Does it really save time to approximate the binomial distribution with the normal? | Q:Does it really save time to approximate the binomial distribution with the normal? | ||
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| ===== Pool Puzzle ===== | ===== Pool Puzzle ===== | ||
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| X < 3 ---- <wrap spoiler> X < 2.5 </ | X < 3 ---- <wrap spoiler> X < 2.5 </ | ||
| X > 3 ---- <wrap spoiler> X > 3.5 </ | X > 3 ---- <wrap spoiler> X > 3.5 </ | ||
b/head_first_statistics/using_the_normal_distribution.1759892998.txt.gz · Last modified: by hkimscil