Let X denote the outcome when a fair die is rolled. Then μ = 7/2 and σ2 = 35/12. Note that the maximum deviation of X from μ equals 5/2. Express this deviation in terms of the number of standard deviations; that is, find k, where kσ = 5/2. Determine a lower bound for P(|X − 3.5| < 2.5).

# Let X denote the outcome when a fair die is rolled. Then ?

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## Solution for problem 3E Chapter 5.8

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Let X denote the outcome when a fair die is rolled. Then ?