Can you explain what standard error is for every single stock

Standard error for WMT was

0.04783285

meaning that there was a 4.78% movement in the

Standard error for TGT was

0.0529256

meaning that there was a 5.30% movement in the

Standard error for VZ was

0.04231063

meaning that there was a 4.23% movement in the

Standard error for T was

0.0381215

meaning that there was a 3.81% movement in the

Standard error for GM was

0.06395065

meaning that there was a 6.4% movement in the

Standard error for GM was

0.05769523

meaning that there was a 5.77% movement in the