High Standard Deviation occurs when the item being analyzed is changing dramatically. Low Standard Deviation occurs wth prices are stable. Basically, prices tend to follow a gentle pattern from one trading period to the next. It follows therefore that a deviation which occurs and is not excessive, would be labeled a Standard Deviation. A volcano might be quiet for years, then start to rumble and suddenly explode.
Stock prices exhibit similar behavior.
Low volatility indicates that the stock is stable. High volatility means greed and fear are interacting very actively. The price is up. The price is down. The Hedgehog Website and the writers of this series of lectures have created this service to educate, inform and elucidate.