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![Solved [Matrix form] Showing the variance of beta hat | Chegg.com](https://media.cheggcdn.com/media%2F277%2F2776733a-03bc-4e54-aefd-12909f95ed58%2FphpbU6Be9.png "Solved [Matrix form] Showing the variance of beta hat | Chegg.com")
Solved [Matrix form] Showing the variance of beta hat | Chegg.com
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![statistics - How to derive $SE(\hat{\beta_0}+\hat{\beta_1}x_0)=\hat{\sigma}\bigg[\frac{1}{n}+\frac{(x_0-\bar{x})^2}{(n-1)s^2_x}\bigg]^\frac{1}{2}$ - Mathematics Stack Exchange](https://i.stack.imgur.com/5seSk.png "statistics - How to derive $SE(\hat{\beta_0}+\hat{\beta_1}x_0)=\hat{\sigma}\bigg[\frac{1}{n}+\frac{(x_0-\bar{x})^2}{(n-1)s^2_x}\bigg]^\frac{1}{2}$ - Mathematics Stack Exchange")
statistics - How to derive $SE(\hat{\beta_0}+\hat{\beta_1}x_0)=\hat{\sigma}\bigg[\frac{1}{n}+\frac{(x_0-\bar{x})^2}{(n-1)s^2_x}\bigg]^\frac{1}{2}$ - Mathematics Stack Exchange
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