With that, Excel can generate a series of random numbers based on the data entered and the standard deviation. With this data you can then create a curved chart, known as a bell curve. Data ...

The data series is the data that appears at the bottom of the graph or chart. It can be the row or column names. It is straightforward to create a bar graph or chart , Line chart , etc. in an ...

When data points are clustered closely around the mean, standard deviation is low. When data points are more spread out, standard deviation is high. Advertisement. Advertisement.

Learn the standard deviation formula, how to calculate it, and its importance in data analysis. Step-by-step guide with examples.

The Bottom Line. Z-Score vs. Standard ... A score of 1 indicates that the data are one standard deviation from the mean, ... Investors expect a benchmark index fund to have a low standard deviation.