Mathematics, 20.03.2020 08:06 davidvickery6656
If Y is a continuous random variable such that E[(Y − a) 2 ] < [infinity] for all a, show that E[(Y − a) 2 ] is minimized when a = E[Y ]. Hint: E[(Y − a) 2 ] = E[((Y − E[Y ]) + (E[Y ] − a))2 ]
Answers: 2
Mathematics, 22.06.2019 00:30
Astrid spent $36 on new shoes. this was $12 less than twice what she spent on a new skirt. part a: which equation would solve for how much she spent on the skirt? part b: solve the equation in the workspace provided below. how much did astrid spend on her skirt?
Answers: 1
Mathematics, 22.06.2019 01:00
If log(a) = 1.2 and log(b)= 5.6, what is log(a/b)? a. 4.4b. 6.8c. not enough informationd. -4.4
Answers: 1
If Y is a continuous random variable such that E[(Y − a) 2 ] < [infinity] for all a, show that E[...
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