Answer the question based on the given graph.
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The data used to determine the graph were based on the number of tropical storms affecting Country X during the last ten years. A total of 672 tropical storms were reported. How many more tropical storms occurred during April than September? Round your answer to the nearest whole number, if necessary.
Definitions:
Confidence Interval
A range of values, derived from sample statistics, that likely contains the true value of an unknown population parameter.
Standard Error
The standard deviation of the sample distribution of a statistic, often used in the context of mean.
Mean
The central or typical value in a distribution, calculated as the sum of all observations divided by the number of observations.
Confidence Interval
A swath of values, taken from statistical analyses of a sample, anticipated to hold within it the value of a not-yet-known population trait.
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