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1) A normal probability distribution has a mean ??and a standard deviation ?? find the probability of randomly getting a score between 68 and 80? 2
1) A normal probability distribution has a mean ??and a standard deviation ??
find the probability of randomly getting a score between 68 and 80?
2. A normal probability distribution has a mean ??and a standard deviation ??
find the probability of randomly getting a score less than 80?
3. A normal probability distribution has a mean ??and a standard deviation ??
find the probability of randomly getting a score between 56 and 80?
4. A normal probability distribution has a mean ??and a standard deviation ??
find the probability of randomly getting a score less than 56?
5. A normal probability distribution has a mean ??and a standard deviation ??
find the probability of randomly getting a score higher than 80?
6. Find : ??
7. Find : ??
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