please solve these three questions.Check the equality for 1 and solve for 2 and 3. Thanks...

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Ma 37 uksh

please solve these three questions.Check the equality for 1 and solve for 2 and 3. Thanks

Note that number 1 and 3 has X and Y as not independent variables, while only number 2 has X,Y,Z has independent variables.

math Statistics-And-Probability

Answer 1

Answer #1

2) Ti Xi.z are independent var ( x ) x,y, 2 are independent than

Answer 2

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