Learn the differences between Z-Score and Standard Deviation. Discover how they are calculated and used to evaluate market ...

Steven Nickolas is a writer and has 10+ years of experience working as a consultant to retail and institutional investors. Gordon Scott has been an active investor and technical analyst or 20+ years.

The mean ping time reveals the typical round-trip duration. Standard deviation indicates how much ping times vary from the mean. More pings may mean more accurate results, but the distribution of ping ...