In the correlogram above, it appears that there is not a strong correlation between combined revenue and humidity. However, the plot alone does not give us all the information we may wish to know about the relationship between combined revenue and humidity. Create a model in R and complete the following interpretation.
At the 95% confidence level, there is a statistically significant correlation between humidity and combined revenue (the p-value we may use for this interpretation is 0.003376
However, the correlation is very weak; only ______ % of the variability of combined revenue is explained by humidity.