Are flight delays related to temperature?

Plotting over time is a great way to visualize possible relationships in your data. On the right you can see a slightly more complex version of the plot you generated in the previous exercise, this time including data on the percentage of flights cancelled each month.

Based on this plot, which of the following is a reasonable conclusion about the relationship between flights and temperature?

Possible Answers

Temperature has no relationship with flight delays or cancellations.
Temperature is the only factor influencing flight delays and cancellations.
Cold weather causes flight delays and cancellations.
Flight cancellations are more likely in colder months, but flight delays are not strongly related to temperature.

Exercise

Are flight delays related to temperature?

Instructions

Possible Answers