(Answered) Please help me explain the right answer for following

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Please help me explain the right answer for following below:

If we have two explanatory variables A1, A2, which of the following is true about Significance F calculated using regression model in excel? (circle all that apply)

It is the probability that the regression is significant as a whole.
It is the probability that the regression result we observed is solely due to chance.
It is equal to the p-value for the following hypothesis test: H0: βA1 = 0, Ha: βA1 ≠ 0, where βA1 is the population slope coefficient for variable A1

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