Initially, I wrote the following code:
Code:
keep if var == 1 reg y x
But, my classmate answered the question with a differently. Rather than dropping observations where var!=1, he wrote
Code:
reg y x if var == 1
Why do we get different results?
Regression Results with "If" Statement
I am trying to run a simple regression for a school assignment. The question asks me to run a regression and restrict my estimation to var == 1.
Initially, I wrote the following code:
and then ran my regressions.
But, my classmate answered the question with a differently. Rather than dropping observations where var!=1, he wrote
We get different results for our regressions.
Why do we get different results?
Initially, I wrote the following code:
But, my classmate answered the question with a differently. Rather than dropping observations where var!=1, he wrote
Why do we get different results?
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