Add error bars to line plots

[RCUTLER]

Error bars (e.g., 95% confidence intervals) are critical to display in a line plot for many types of data. Error bars are available in Excel but not Power BI. For wide adoption by data scientists this is a must have feature.

[fbcideas_migusr]

Big vote for this! As we increase our data science work, we definitely see a need in producing Error Bars on line and bar charts!