In simple linear regression, given that the variance of the error terms (?^2) is unknown, the sampling distribution of ? hat 0 is a:

• chi-squared distribution
• t-distribution
• normal distribution
• None of the above

[1.4 Statistical Inference] In simple linear regression, given that the variance of the error terms (02} is unknown, the sampling distribution of g is a O chi-squared distribution 0 t-distribution 0 normal distribution 0 None of the above