Math Help Please?

2018-07-30 9:55 am
Let X be an normal random variable with parameters (μ,σ^2).
Find P (|X − μ| ≤ σ).

回答 (3)

2018-07-30 10:53 am
✔ 最佳答案
The probability that you are within one standard deviation is about 68%.

Look up the 68-95-99.7 rule on Wikipedia if you want more details.
2018-07-30 11:14 am
68%
2018-07-30 10:05 am
not my job


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