why does spurious regression occur why do simulations of time series have t distributions? what is a t value of an arima model why do parametric t values not follow a t distribution why are regression models t-ratios not spurious what is the statistical meaning of t distribution? why does spurious regression occur why are t values of a rima model important how to explain spurious regression why are t values in arima how do t values in arima models differ why are t values used for spurious regression why is spurious regression used why do t distributions not follow a t distribution? why do regressions do not follow a t distribution why does spurious regression follow a t distribution why do parametric models follow t distributions why are t values in a regression model used what is the difference between t values and an accurate model? aramia meaning of t value