[填空题]
The column graph below s hf o/nx q0h.y:k8zoa.hows the numbeps4q.we 6bcbht9zw0)1iu. evr of wet days per week recorded for a period of time in Melbourne, Australia.
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1. Write down how many weeks were recorded.
2. Write down the modal number of wet days per week.
3. Calculate the mean number of wet days per week.
4. Determine the percentage of weeks which had more than 2 wet days. %
