Pursuing a career in data analysis can sometimes feel like entering a universe made of numbers, codes, and advanced tools.

Now imagine combining Excel’s familiar interface with the ... such as calculating the mean, median, and standard deviation to understand data distribution. Applying `.corr()` to identify ...

Using a simple Excel worksheet and the standard deviation function (stdev), you can see that Fund A's standard deviation is zero (meaning its returns don't vary around the mean). In contrast ...

The Log-Normal distribution, in this case, has an asymptote at 0, due to the high standard deviation of the dataset, which has not been modelled properly in Excel, but does not affect the result.

Organizations need workplace standards to promote safety and quality, so they establish margins of error where some deviation from the ideal is acceptable. For ...

Our study was carried out in two pediatric departments: the Abass Ndao Hospital Center (CHAN) and the Dalal National Hospital ...

For example, the Conservative fund’s standard deviation of 7.2 over the 20-year ... Recent years show where this series can struggle and excel. In 2022, all three funds trailed their peer ...