Exercise 8 - Derive Expected Value
We modelled the observed data \(Y_{ij}\) as:
$$Y_{ij} = d + b_i + \varepsilon_{ij}$$
On the right side of this model, only \(\varepsilon_{ij}\) is a random variable. The other two values are constants.
What is the expected value of \(Y_{1j}\)?
This exercise is part of the course
HarvardX Data Science Module 4 - Inference and Modeling
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