Which formula is for a modified Daniell kernel repeated with m = 1 in the first smoothing and then m = 2 in the second smoothing? Group of answer choices 0.03125xt-3 + 0.12500xt-2 + 0.21875xt-1 + 0.25000xt + 0.21875xt+1 + 0.12500xt+2+ 0.03125xt+3 0.06667xt-3 + 0.13333xt-2 + 0.2xt-1 + 0.2xt + 0.2xt+1 + 0.13333xt+2+ 0.06667xt+3 0.1429xt-3 + 0.1429xt-2 + 0.1429xt-1 + 0.1429xt + 0.1429xt+1 + 0.1429xt+2+ 0.1429xt+3 None of the above