Summary of Yesterday
- Difference of Opening & Closing:
- Daily High:
- Daily Low:
- Difference of Daily High & Low:
- Standard Deviation:
Understanding the overall trend of the exchange rates
Going through the provided dataset, it seems that the currency exchange rate generally fluctuates between 0.17320 and 0.17370 throughout the recorded timeframe. There seems to be no clear indication of the exchange rate either increasing or decreasing consistently over the provided time period, suggesting a relatively stable rate of exchange.
With respect to seasonality or reoccurring patterns, this would require a longer term data set, ideally covering multiple years, to conclusively observe any such phenomenon. However, there is a hint of pattern mirrored in the data at many points, for instance, a rise, then a slight fall, and then stabilization. This pattern may hint at a daily cycle where the exchange rate rises slightly around the day start, drops a bit and then remains steady for the rest of the day. But to confirm such a hypothesis, we would need a more extensive dataset over a longer period, preferably covering various seasonal intervals (i.e., Quarterly, Annually).
Detection of outliers
We can consider the values that deviate significantly from the mean as potential outliers in the data. With an occasional dip in the exchange rate to as low as 0.17302, these points could be considered as potential outliers. However, these instances are very few and may not have a profound impact on our analysis. Additionally, the movement in the rate still lies within an expected band given the existing trend and daily average.
In conclusion, the HKD exchange rate shows minor fluctuations throughout the given timeframe but remains relatively stable overall. There seems to be no substantial change in the rate trend over this period. Any interpretation regarding seasonality or outliers would require further investigation and possibly additional data.>