Tag: sqrt-n
Interview Questions
- Sample size to hit a target standard error
- Standard error of an average bolt length
- Standard error of average daily trade count
- Standard error of average reaction time
- Standard error of average customer spend
- Standard error of an espresso-shot average
- Data needed to cut the standard error to a third
- Data needed to cut the standard error to a quarter
- Data needed to cut the standard error to a fifth
- By what factor does a bigger sample sharpen the average?
- How much data to halve the standard error?
- Scaling daily volatility to a month
- Converting annual volatility back to daily
- Scaling weekly volatility to a year
- How many days until the swing triples?
- Annualizing a daily volatility